{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+III+Esophageal+Cancer&page=2",
    "query": {
      "condition": "Stage III Esophageal Cancer",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+III+Esophageal+Cancer&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T21:37:00.644Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT06349642",
      "title": "Immune Checkpoint Inhibitor Response in Solid Tumors Using a Live Tumor Diagnostic Platform",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Early Stage Triple-Negative Breast Carcinoma",
        "Metastatic Bladder Urothelial Carcinoma",
        "Metastatic Cervical Carcinoma",
        "Metastatic Clear Cell Renal Cell Carcinoma",
        "Metastatic Colorectal Carcinoma",
        "Metastatic Endometrial Carcinoma",
        "Metastatic Esophageal Carcinoma",
        "Metastatic Liver Carcinoma",
        "Metastatic Lung Non-Small Cell Carcinoma",
        "Metastatic Malignant Skin Neoplasm",
        "Metastatic Malignant Solid Neoplasm",
        "Resectable Lung Non-Small Cell Carcinoma",
        "Early Stage Lung Non-Small Cell Carcinoma",
        "Resectable Malignant Solid Neoplasm",
        "Resectable Triple-Negative Breast Carcinoma",
        "Stage III Renal Cell Cancer AJCC v8",
        "Stage IV Cervical Cancer AJCC v8",
        "Stage IV Renal Cell Cancer AJCC v8",
        "Stage IV Uterine Corpus Carcinoma or Carcinosarcoma AJCC v8",
        "Recurrent Cervical Carcinoma",
        "Recurrent Colorectal Carcinoma",
        "Recurrent Endometrial Carcinoma",
        "Recurrent Esophageal Carcinoma",
        "Recurrent Liver Carcinoma",
        "Recurrent Lung Non-Small Cell Carcinoma",
        "Recurrent Malignant Skin Neoplasm",
        "Recurrent Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Tissue Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 324,
      "start_date": "2024-04-24",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-05-21T21:37:00.644Z",
      "location_count": 3,
      "location_summary": "Phoenix, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06349642"
    },
    {
      "nct_id": "NCT00022139",
      "title": "Radiation Therapy and Paclitaxel, Carboplatin, and Fluorouracil Followed by Esophagectomy in Treating Patients With Locally Advanced Cancer of the Esophagus or Gastroesophageal Junction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Esophageal Cancer",
        "Gastric Cancer"
      ],
      "interventions": [
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2002-01",
      "completion_date": "2009-01",
      "has_results": false,
      "last_update_posted_date": "2016-12-07",
      "last_synced_at": "2026-05-21T21:37:00.644Z",
      "location_count": 35,
      "location_summary": "Chanute, Kansas • Dodge City, Kansas • El Dorado, Kansas + 22 more",
      "locations": [
        {
          "city": "Chanute",
          "state": "Kansas"
        },
        {
          "city": "Dodge City",
          "state": "Kansas"
        },
        {
          "city": "El Dorado",
          "state": "Kansas"
        },
        {
          "city": "Kingman",
          "state": "Kansas"
        },
        {
          "city": "Liberal",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00022139"
    },
    {
      "nct_id": "NCT00537121",
      "title": "Vorinostat, Irinotecan, Fluorouracil, and Leucovorin in Treating Patients With Advanced Upper Gastrointestinal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Esophageal Cancer",
        "Gastric Cancer",
        "Liver Cancer"
      ],
      "interventions": [
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "irinotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "leucovorin calcium",
          "type": "DRUG"
        },
        {
          "name": "vorinostat",
          "type": "DRUG"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2006-11",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2013-06-28",
      "last_synced_at": "2026-05-21T21:37:00.644Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00537121"
    },
    {
      "nct_id": "NCT00040859",
      "title": "Oxaliplatin and Capecitabine in Treating Patients With Advanced Esophageal Cancer or Stomach Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Esophageal Cancer",
        "Gastric Cancer"
      ],
      "interventions": [
        {
          "name": "capecitabine",
          "type": "DRUG"
        },
        {
          "name": "oxaliplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2002-09",
      "completion_date": "2008-04",
      "has_results": false,
      "last_update_posted_date": "2016-12-07",
      "last_synced_at": "2026-05-21T21:37:00.644Z",
      "location_count": 6,
      "location_summary": "Sioux City, Iowa • Sioux Falls, South Dakota",
      "locations": [
        {
          "city": "Sioux City",
          "state": "Iowa"
        },
        {
          "city": "Sioux City",
          "state": "Iowa"
        },
        {
          "city": "Sioux City",
          "state": "Iowa"
        },
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        },
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00040859"
    },
    {
      "nct_id": "NCT02489422",
      "title": "Programs To Support You During Chemotherapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Fatigue",
        "Stage IIA Colorectal Cancer",
        "Stage IIB Colorectal Cancer",
        "Stage IIC Colorectal Cancer",
        "Stage IIIA Colorectal Cancer",
        "Stage IIIB Colorectal Cancer",
        "Stage IIIC Colorectal Cancer",
        "Stage IVA Colorectal Cancer",
        "Stage IVB Colorectal Cancer",
        "Pancreatic Cancer",
        "Esophageal Cancer",
        "Appendix Cancer",
        "Stomach Cancer",
        "Gallbladder Cancer",
        "Liver Cancer",
        "Small Intestine Cancer",
        "Large Intestine Cancer",
        "Anal Cancer",
        "Biliary Tract Cancer",
        "Gastrointestinal Stromal Cancer"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Daily Survey Administration",
          "type": "OTHER"
        },
        {
          "name": "Yoga Skills Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention Control",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Actigraphy Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2016-08",
      "completion_date": "2020-01",
      "has_results": true,
      "last_update_posted_date": "2022-10-14",
      "last_synced_at": "2026-05-21T21:37:00.644Z",
      "location_count": 2,
      "location_summary": "Winston-Salem, North Carolina • Nashville, Tennessee",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02489422"
    },
    {
      "nct_id": "NCT00014456",
      "title": "Combination Chemotherapy Plus Filgrastim in Treating Patients With Advanced Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Bladder Cancer",
        "Breast Cancer",
        "Carcinoma of Unknown Primary",
        "Esophageal Cancer",
        "Gastric Cancer",
        "Head and Neck Cancer",
        "Lung Cancer",
        "Melanoma (Skin)",
        "Ovarian Cancer",
        "Pancreatic Cancer",
        "Prostate Cancer",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "docetaxel",
          "type": "DRUG"
        },
        {
          "name": "gemcitabine hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2000-03",
      "completion_date": "2005-10",
      "has_results": false,
      "last_update_posted_date": "2013-08-28",
      "last_synced_at": "2026-05-21T21:37:00.644Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00014456"
    },
    {
      "nct_id": "NCT00004074",
      "title": "Interleukin-12 and Trastuzumab in Treating Patients With Cancer That Has High Levels of HER2/Neu",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Adult Primary Liver Cancer",
        "Anaplastic Thyroid Cancer",
        "Bone Metastases",
        "Carcinoma of the Appendix",
        "Distal Urethral Cancer",
        "Fallopian Tube Cancer",
        "Gastrinoma",
        "Glucagonoma",
        "Inflammatory Breast Cancer",
        "Insulinoma",
        "Liver Metastases",
        "Localized Unresectable Adult Primary Liver Cancer",
        "Lung Metastases",
        "Male Breast Cancer",
        "Malignant Pericardial Effusion",
        "Malignant Pleural Effusion",
        "Metastatic Gastrointestinal Carcinoid Tumor",
        "Metastatic Parathyroid Cancer",
        "Metastatic Transitional Cell Cancer of the Renal Pelvis and Ureter",
        "Newly Diagnosed Carcinoma of Unknown Primary",
        "Occult Non-small Cell Lung Cancer",
        "Pancreatic Polypeptide Tumor",
        "Primary Peritoneal Cavity Cancer",
        "Proximal Urethral Cancer",
        "Pulmonary Carcinoid Tumor",
        "Recurrent Adenoid Cystic Carcinoma of the Oral Cavity",
        "Recurrent Adrenocortical Carcinoma",
        "Recurrent Adult Primary Liver Cancer",
        "Recurrent Anal Cancer",
        "Recurrent Bladder Cancer",
        "Recurrent Breast Cancer",
        "Recurrent Carcinoma of Unknown Primary",
        "Recurrent Cervical Cancer",
        "Recurrent Colon Cancer",
        "Recurrent Endometrial Carcinoma",
        "Recurrent Esophageal Cancer",
        "Recurrent Extrahepatic Bile Duct Cancer",
        "Recurrent Gallbladder Cancer",
        "Recurrent Gastric Cancer",
        "Recurrent Gastrointestinal Carcinoid Tumor",
        "Recurrent Islet Cell Carcinoma",
        "Recurrent Malignant Testicular Germ Cell Tumor",
        "Recurrent Mucoepidermoid Carcinoma of the Oral Cavity",
        "Recurrent Non-small Cell Lung Cancer",
        "Recurrent Ovarian Epithelial Cancer",
        "Recurrent Pancreatic Cancer",
        "Recurrent Parathyroid Cancer",
        "Recurrent Prostate Cancer",
        "Recurrent Rectal Cancer",
        "Recurrent Renal Cell Cancer",
        "Recurrent Salivary Gland Cancer",
        "Recurrent Small Intestine Cancer",
        "Recurrent Squamous Cell Carcinoma of the Larynx",
        "Recurrent Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Recurrent Squamous Cell Carcinoma of the Nasopharynx",
        "Recurrent Squamous Cell Carcinoma of the Oropharynx",
        "Recurrent Thyroid Cancer",
        "Recurrent Transitional Cell Cancer of the Renal Pelvis and Ureter",
        "Recurrent Urethral Cancer",
        "Recurrent Vaginal Cancer",
        "Recurrent Vulvar Cancer",
        "Skin Metastases",
        "Small Intestine Adenocarcinoma",
        "Somatostatinoma",
        "Stage III Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage III Adrenocortical Carcinoma",
        "Stage III Bladder Cancer",
        "Stage III Cervical Cancer",
        "Stage III Colon Cancer",
        "Stage III Endometrial Carcinoma",
        "Stage III Esophageal Cancer",
        "Stage III Follicular Thyroid Cancer",
        "Stage III Gastric Cancer",
        "Stage III Malignant Testicular Germ Cell Tumor",
        "Stage III Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage III Ovarian Epithelial Cancer",
        "Stage III Pancreatic Cancer",
        "Stage III Papillary Thyroid Cancer",
        "Stage III Prostate Cancer",
        "Stage III Rectal Cancer",
        "Stage III Renal Cell Cancer",
        "Stage III Salivary Gland Cancer",
        "Stage III Squamous Cell Carcinoma of the Larynx",
        "Stage III Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage III Squamous Cell Carcinoma of the Nasopharynx",
        "Stage III Squamous Cell Carcinoma of the Oropharynx",
        "Stage III Vaginal Cancer",
        "Stage III Vulvar Cancer",
        "Stage IIIA Anal Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIA Non-small Cell Lung Cancer",
        "Stage IIIB Anal Cancer",
        "Stage IIIB Breast Cancer",
        "Stage IIIB Non-small Cell Lung Cancer",
        "Stage IV Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage IV Adrenocortical Carcinoma",
        "Stage IV Anal Cancer",
        "Stage IV Bladder Cancer",
        "Stage IV Breast Cancer",
        "Stage IV Colon Cancer",
        "Stage IV Endometrial Carcinoma",
        "Stage IV Esophageal Cancer",
        "Stage IV Follicular Thyroid Cancer",
        "Stage IV Gastric Cancer",
        "Stage IV Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage IV Non-small Cell Lung Cancer",
        "Stage IV Ovarian Epithelial Cancer",
        "Stage IV Pancreatic Cancer",
        "Stage IV Papillary Thyroid Cancer",
        "Stage IV Prostate Cancer",
        "Stage IV Rectal Cancer",
        "Stage IV Renal Cell Cancer",
        "Stage IV Salivary Gland Cancer",
        "Stage IV Squamous Cell Carcinoma of the Larynx",
        "Stage IV Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage IV Squamous Cell Carcinoma of the Nasopharynx",
        "Stage IV Squamous Cell Carcinoma of the Oropharynx",
        "Stage IVA Cervical Cancer",
        "Stage IVA Vaginal Cancer",
        "Stage IVB Cervical Cancer",
        "Stage IVB Vaginal Cancer",
        "Stage IVB Vulvar Cancer",
        "Thyroid Gland Medullary Carcinoma",
        "Unresectable Extrahepatic Bile Duct Cancer",
        "Unresectable Gallbladder Cancer",
        "Urethral Cancer Associated With Invasive Bladder Cancer",
        "WDHA Syndrome"
      ],
      "interventions": [
        {
          "name": "recombinant interleukin-12",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ABI-007/carboplatin/trastuzumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "1999-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-02-28",
      "last_synced_at": "2026-05-21T21:37:00.644Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004074"
    },
    {
      "nct_id": "NCT00735826",
      "title": "A Clinical Trial to Validate Molecular Targets of Vorinostat in Patients With Aerodigestive Tract Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aerodigestive Tract Cancer",
        "Lung Cancer",
        "Esophageal Cancer",
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Vorinostat",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2009-03",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2018-10-12",
      "last_synced_at": "2026-05-21T21:37:00.644Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00735826"
    },
    {
      "nct_id": "NCT00654160",
      "title": "Irinotecan, Fluorouracil, and Leucovorin in Treating Patients With Advanced Gastrointestinal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anal Cancer",
        "Carcinoma of the Appendix",
        "Colorectal Cancer",
        "Esophageal Cancer",
        "Extrahepatic Bile Duct Cancer",
        "Gallbladder Cancer",
        "Gastric Cancer",
        "Gastrointestinal Carcinoid Tumor",
        "Gastrointestinal Stromal Tumor",
        "Liver Cancer",
        "Pancreatic Cancer",
        "Small Intestine Cancer"
      ],
      "interventions": [
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "irinotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "leucovorin calcium",
          "type": "DRUG"
        },
        {
          "name": "pharmacogenomic studies",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 7,
      "start_date": "2008-06",
      "completion_date": "2012-12-03",
      "has_results": false,
      "last_update_posted_date": "2017-05-25",
      "last_synced_at": "2026-05-21T21:37:00.644Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00654160"
    },
    {
      "nct_id": "NCT00003381",
      "title": "Quality of Life Assessment of Patients Receiving Treatment for Esophageal Cancer [Companion to CALGB-9781]",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Esophageal Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "1998-07",
      "completion_date": "2005-01",
      "has_results": false,
      "last_update_posted_date": "2016-07-06",
      "last_synced_at": "2026-05-21T21:37:00.644Z",
      "location_count": 44,
      "location_summary": "Birmingham, Alabama • La Jolla, California • San Francisco, California + 28 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Wilmington",
          "state": "Delaware"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003381"
    }
  ]
}