{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Myelogenous+Leukemia%2C+Acute%2C+Childhood&page=9",
    "query": {
      "condition": "Myelogenous Leukemia, Acute, Childhood",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 339,
    "total_pages": 34,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Myelogenous+Leukemia%2C+Acute%2C+Childhood&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Myelogenous+Leukemia%2C+Acute%2C+Childhood&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T06:06:47.908Z",
  "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": "NCT02091245",
      "title": "Phase I Trial of the Selective Inhibitor of Nuclear Export, KPT-330, in Relapsed Childhood ALL and AML",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Relapsed Acute Lymphoblastic Leukemia (ALL)",
        "Refractory Acute Lymphoblastic Leukemia (ALL)",
        "Relapsed Acute Myelogenous Leukemia (AML)",
        "Refractory Acute Myelogenous Leukemia (AML)",
        "Relapsed Mixed Lineage Leukemia",
        "Refractory Mixed Lineage Leukemia",
        "Relapsed Biphenotypic Leukemia",
        "Refractory Biphenotypic Leukemia",
        "Chronic Myelogenous Leukemia (CML) in Blast Crisis"
      ],
      "interventions": [
        {
          "name": "KPT-330",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "12 Months to 21 Years"
      },
      "enrollment_count": 16,
      "start_date": "2014-03",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-10-15T06:06:47.908Z",
      "location_count": 10,
      "location_summary": "San Francisco, California • Aurora, Colorado • Atlanta, Georgia + 6 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02091245"
    },
    {
      "nct_id": "NCT00080873",
      "title": "Traumeel® S in Preventing and Treating Mucositis in Young Patients Undergoing Stem Cell Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Cancer",
        "Leukemia",
        "Lymphoma",
        "Neuroblastoma",
        "Oral Complications",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "Traumeel S",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "3 Years to 25 Years"
      },
      "enrollment_count": 195,
      "start_date": "2004-04",
      "completion_date": "2011-01",
      "has_results": false,
      "last_update_posted_date": "2016-01-07",
      "last_synced_at": "2026-10-15T06:06:47.908Z",
      "location_count": 37,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Orange, California + 33 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00080873"
    },
    {
      "nct_id": "NCT00096122",
      "title": "Idarubicin, Cytarabine, and Tipifarnib in Treating Patients With Newly Diagnosed Myelodysplastic Syndromes or Acute Myeloid Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Adult Acute Basophilic Leukemia",
        "Adult Acute Eosinophilic Leukemia",
        "Adult Acute Megakaryoblastic Leukemia (M7)",
        "Adult Acute Minimally Differentiated Myeloid Leukemia (M0)",
        "Adult Acute Monoblastic Leukemia (M5a)",
        "Adult Acute Monocytic Leukemia (M5b)",
        "Adult Acute Myeloblastic Leukemia With Maturation (M2)",
        "Adult Acute Myeloblastic Leukemia Without Maturation (M1)",
        "Adult Acute Myeloid Leukemia With 11q23 (MLL) Abnormalities",
        "Adult Acute Myeloid Leukemia With Inv(16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(16;16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(8;21)(q22;q22)",
        "Adult Acute Myelomonocytic Leukemia (M4)",
        "Adult Erythroleukemia (M6a)",
        "Adult Pure Erythroid Leukemia (M6b)",
        "Childhood Myelodysplastic Syndromes",
        "Chronic Myelomonocytic Leukemia",
        "de Novo Myelodysplastic Syndromes",
        "Refractory Anemia With Excess Blasts",
        "Refractory Anemia With Excess Blasts in Transformation",
        "Secondary Acute Myeloid Leukemia",
        "Secondary Myelodysplastic Syndromes",
        "Untreated Adult Acute Myeloid Leukemia"
      ],
      "interventions": [
        {
          "name": "cytarabine",
          "type": "DRUG"
        },
        {
          "name": "idarubicin",
          "type": "DRUG"
        },
        {
          "name": "tipifarnib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "15 Years to 70 Years"
      },
      "enrollment_count": 95,
      "start_date": "2004-09",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2014-05-26",
      "last_synced_at": "2026-10-15T06:06:47.908Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00096122"
    },
    {
      "nct_id": "NCT00860574",
      "title": "Treosulfan, Fludarabine Phosphate, and Total-Body Irradiation Before Donor Stem Cell Transplant in Treating Patients With High-Risk Acute Myeloid Leukemia, Myelodysplastic Syndrome, Acute Lymphoblastic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Accelerated Phase Chronic Myelogenous Leukemia",
        "Adult Acute Lymphoblastic Leukemia in Remission",
        "Adult Acute Myeloid Leukemia in Remission",
        "Adult Acute Myeloid Leukemia With 11q23 (MLL) Abnormalities",
        "Adult Acute Myeloid Leukemia With Del(5q)",
        "Adult Acute Myeloid Leukemia With Inv(16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(15;17)(q22;q12)",
        "Adult Acute Myeloid Leukemia With t(16;16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(8;21)(q22;q22)",
        "Blastic Phase Chronic Myelogenous Leukemia",
        "Childhood Acute Lymphoblastic Leukemia in Remission",
        "Childhood Acute Myeloid Leukemia in Remission",
        "Childhood Chronic Myelogenous Leukemia",
        "Childhood Myelodysplastic Syndromes",
        "Chronic Myelomonocytic Leukemia",
        "de Novo Myelodysplastic Syndromes",
        "Previously Treated Myelodysplastic Syndromes",
        "Recurrent Adult Acute Lymphoblastic Leukemia",
        "Recurrent Adult Acute Myeloid Leukemia",
        "Recurrent Childhood Acute Lymphoblastic Leukemia",
        "Recurrent Childhood Acute Myeloid Leukemia",
        "Secondary Myelodysplastic Syndromes",
        "Untreated Adult Acute Lymphoblastic Leukemia",
        "Untreated Childhood Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "treosulfan",
          "type": "DRUG"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "total-body irradiation",
          "type": "RADIATION"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "allogeneic bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "allogeneic hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "Up to 60 Years"
      },
      "enrollment_count": 96,
      "start_date": "2009-02",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2021-06-22",
      "last_synced_at": "2026-10-15T06:06:47.908Z",
      "location_count": 3,
      "location_summary": "Denver, Colorado • Portland, Oregon • Seattle, Washington",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00860574"
    },
    {
      "nct_id": "NCT00002609",
      "title": "Monoclonal Antibody Therapy and Chemotherapy in Treating Patients With Acute Promyelocytic Leukemia in Remission",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "lintuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cytarabine",
          "type": "DRUG"
        },
        {
          "name": "idarubicin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "1994-08",
      "completion_date": "2003-02",
      "has_results": false,
      "last_update_posted_date": "2013-06-24",
      "last_synced_at": "2026-10-15T06:06:47.908Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002609"
    },
    {
      "nct_id": "NCT00897767",
      "title": "Collecting Tissue Samples From Patients With Leukemia or Other Blood Disorders Planning to Enroll in an ECOG Leukemia Treatment Clinical Trial",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Leukemia",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "biologic sample preservation procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Eastern Cooperative Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "0 Years to 120 Years"
      },
      "enrollment_count": 1873,
      "start_date": "2004-09-21",
      "completion_date": "2014-12-21",
      "has_results": false,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-10-15T06:06:47.908Z",
      "location_count": 214,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • Aurora, Colorado + 156 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00897767"
    },
    {
      "nct_id": "NCT00004932",
      "title": "STI571 in Treating Patients With Recurrent Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "imatinib mesylate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 31,
      "start_date": "2002-01",
      "completion_date": "2005-09",
      "has_results": false,
      "last_update_posted_date": "2014-02-21",
      "last_synced_at": "2026-10-15T06:06:47.908Z",
      "location_count": 206,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 151 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004932"
    },
    {
      "nct_id": "NCT00293410",
      "title": "Clofarabine and Cyclophosphamide in Treating Patients With Relapsed or Refractory Acute Leukemia, Chronic Myelogenous Leukemia, or Myeloproliferative Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Myelodysplastic/Myeloproliferative Diseases"
      ],
      "interventions": [
        {
          "name": "clofarabine",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2005-11",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2010-05-06",
      "last_synced_at": "2026-10-15T06:06:47.908Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00293410"
    },
    {
      "nct_id": "NCT01384513",
      "title": "A Two-Step Approach to Reduced Intensity Bone Marrow Transplant for Patients With Hematological Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Adult Acute Lymphoblastic Leukemia in Remission",
        "Adult Acute Myeloid Leukemia in Remission",
        "Adult Acute Myeloid Leukemia With 11q23 (MLL) Abnormalities",
        "Adult Acute Myeloid Leukemia With Del(5q)",
        "Adult Acute Myeloid Leukemia With Inv(16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(15;17)(q22;q12)",
        "Adult Acute Myeloid Leukemia With t(16;16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(8;21)(q22;q22)",
        "Adult Nasal Type Extranodal NK/T-cell Lymphoma",
        "Aplastic Anemia",
        "Childhood Acute Lymphoblastic Leukemia in Remission",
        "Childhood Acute Myeloid Leukemia in Remission",
        "Childhood Myelodysplastic Syndromes",
        "Chronic Eosinophilic Leukemia",
        "Chronic Myelomonocytic Leukemia",
        "Chronic Neutrophilic Leukemia",
        "Essential Thrombocythemia",
        "Extranodal Marginal Zone B-cell Lymphoma of Mucosa-associated Lymphoid Tissue",
        "Juvenile Myelomonocytic Leukemia",
        "Mastocytosis",
        "Myelodysplastic/Myeloproliferative Neoplasm, Unclassifiable",
        "Nodal Marginal Zone B-cell Lymphoma",
        "Polycythemia Vera",
        "Previously Treated Myelodysplastic Syndromes",
        "Primary Myelofibrosis",
        "Recurrent Adult Acute Lymphoblastic Leukemia",
        "Recurrent Adult Acute Myeloid Leukemia",
        "Recurrent Adult Diffuse Small Cleaved Cell Lymphoma",
        "Recurrent Adult Grade III Lymphomatoid Granulomatosis",
        "Recurrent Adult Hodgkin Lymphoma",
        "Recurrent Childhood Acute Lymphoblastic Leukemia",
        "Recurrent Childhood Acute Myeloid Leukemia",
        "Recurrent Cutaneous T-cell Non-Hodgkin Lymphoma",
        "Recurrent Grade 1 Follicular Lymphoma",
        "Recurrent Grade 2 Follicular Lymphoma",
        "Recurrent Marginal Zone Lymphoma",
        "Recurrent Mycosis Fungoides/Sezary Syndrome",
        "Recurrent Small Lymphocytic Lymphoma",
        "Recurrent/Refractory Childhood Hodgkin Lymphoma",
        "Refractory Anemia",
        "Refractory Anemia With Ringed Sideroblasts",
        "Refractory Hairy Cell Leukemia",
        "Refractory Multiple Myeloma",
        "Secondary Myelodysplastic Syndromes",
        "Splenic Marginal Zone Lymphoma",
        "T-cell Large Granular Lymphocyte Leukemia",
        "Waldenström Macroglobulinemia"
      ],
      "interventions": [
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Total Body Irradiation (TBI)",
          "type": "RADIATION"
        },
        {
          "name": "Donor Lymphocyte Infusion (DLI)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cyclophosphamide (CY)",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Mycophenolate mofetil",
          "type": "DRUG"
        },
        {
          "name": "Allogeneic hematopoietic stem cell transplantation",
          "type": "DEVICE"
        },
        {
          "name": "Peripheral blood stem cell transplantation (PBSCT)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "BIOLOGICAL",
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2011-08-04",
      "completion_date": "2022-11-16",
      "has_results": true,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-10-15T06:06:47.908Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01384513"
    },
    {
      "nct_id": "NCT00006220",
      "title": "Arsenic Trioxide With or Without Tretinoin in Treating Patients With Hematologic Cancer That Has Not Responded to Previous Therapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes"
      ],
      "interventions": [
        {
          "name": "arsenic trioxide",
          "type": "DRUG"
        },
        {
          "name": "tretinoin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "1999-06",
      "completion_date": "2002-02",
      "has_results": false,
      "last_update_posted_date": "2013-02-06",
      "last_synced_at": "2026-10-15T06:06:47.908Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006220"
    }
  ]
}