{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Relapsed+or+Refractory+Chronic+Lymphocytic+Leukemia",
    "query": {
      "condition": "Relapsed or Refractory Chronic Lymphocytic Leukemia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 437,
    "total_pages": 44,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Relapsed+or+Refractory+Chronic+Lymphocytic+Leukemia&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T23:19:23.708Z",
  "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": "NCT00104923",
      "title": "Fenretinide in Treating Patients With Refractory or Relapsed Hematologic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm"
      ],
      "interventions": [
        {
          "name": "fenretinide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "California Cancer Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 29,
      "start_date": "2005-02",
      "completion_date": "2017-04",
      "has_results": false,
      "last_update_posted_date": "2017-07-19",
      "last_synced_at": "2026-05-21T23:19:23.708Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Bethesda, Maryland • Houston, Texas + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00104923"
    },
    {
      "nct_id": "NCT00474929",
      "title": "Sorafenib and Everolimus in Treating Patients With Relapsed or Refractory Lymphoma or Multiple Myeloma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm"
      ],
      "interventions": [
        {
          "name": "RAD001",
          "type": "DRUG"
        },
        {
          "name": "Sorafenib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 103,
      "start_date": "2007-08-29",
      "completion_date": "2019-08-08",
      "has_results": true,
      "last_update_posted_date": "2019-08-20",
      "last_synced_at": "2026-05-21T23:19:23.708Z",
      "location_count": 2,
      "location_summary": "Iowa City, Iowa • Rochester, Minnesota",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00474929"
    },
    {
      "nct_id": "NCT00086775",
      "title": "Fludarabine Combined With Either Alemtuzumab or Rituximab in Treating Patients With Refractory or Relapsed B-Cell Chronic Lymphocytic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "alemtuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2003-07",
      "completion_date": "2009-10",
      "has_results": false,
      "last_update_posted_date": "2013-08-02",
      "last_synced_at": "2026-05-21T23:19:23.708Z",
      "location_count": 5,
      "location_summary": "Boston, Massachusetts • Jackson, Mississippi • New Brunswick, New Jersey + 1 more",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Jackson",
          "state": "Mississippi"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00086775"
    },
    {
      "nct_id": "NCT00089154",
      "title": "Apolizumab in Treating Patients With Relapsed or Refractory Chronic Lymphocytic Leukemia or Small Lymphocytic Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Noncontiguous Stage II Small Lymphocytic Lymphoma",
        "Recurrent Small Lymphocytic Lymphoma",
        "Refractory Chronic Lymphocytic Leukemia",
        "Stage III Small Lymphocytic Lymphoma",
        "Stage IV Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "apolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "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": 32,
      "start_date": "2004-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-07-16",
      "last_synced_at": "2026-05-21T23:19:23.708Z",
      "location_count": 2,
      "location_summary": "La Jolla, California • Columbus, Ohio",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00089154"
    },
    {
      "nct_id": "NCT01671904",
      "title": "A Study of Venetoclax in Combination With Bendamustine + Rituximab or Bendamustine + Obinutuzumab in Participants With Relapsed/Refractory or Previously Untreated Chronic Lymphocytic Leukemia (CLL)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "Bendamustine",
          "type": "DRUG"
        },
        {
          "name": "Obinutuzumab",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 84,
      "start_date": "2014-01-13",
      "completion_date": "2020-08-11",
      "has_results": false,
      "last_update_posted_date": "2020-10-14",
      "last_synced_at": "2026-05-21T23:19:23.708Z",
      "location_count": 4,
      "location_summary": "La Jolla, California • Harvey, Illinois • Detroit, Michigan + 1 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Harvey",
          "state": "Illinois"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Yakima",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01671904"
    },
    {
      "nct_id": "NCT04681105",
      "title": "Flotetuzumab for the Treatment of Relapsed or Refractory Advanced CD123-Positive Hematological Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Acute Leukemia",
        "Recurrent B Acute Lymphoblastic Leukemia",
        "Recurrent Blastic Plasmacytoid Dendritic Cell Neoplasm",
        "Recurrent Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Recurrent Hairy Cell Leukemia",
        "Recurrent Hematologic Malignancy",
        "Recurrent Hodgkin Lymphoma",
        "Recurrent T Acute Lymphoblastic Leukemia",
        "Refractory Acute Leukemia",
        "Refractory B Acute Lymphoblastic Leukemia",
        "Refractory Blastic Plasmacytoid Dendritic Cell Neoplasm",
        "Refractory Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Refractory Hairy Cell Leukemia",
        "Refractory Hematologic Malignancy",
        "Refractory Hodgkin Lymphoma",
        "Refractory T Acute Lymphoblastic Leukemia",
        "Systemic Mastocytosis"
      ],
      "interventions": [
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "Flotetuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Ranitidine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2020-11-18",
      "completion_date": "2025-08-05",
      "has_results": false,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-05-21T23:19:23.708Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04681105"
    },
    {
      "nct_id": "NCT00005803",
      "title": "Autologous Stem Cell Transplant Followed by Donor Stem Cell Transplant in Treating Patients With Relapsed or Refractory Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Prolymphocytic Leukemia",
        "Recurrent Adult Hodgkin Lymphoma",
        "Recurrent Childhood Hodgkin Lymphoma",
        "Recurrent Childhood Non-Hodgkin Lymphoma",
        "Recurrent Chronic Lymphocytic Leukemia",
        "Recurrent Non-Hodgkin Lymphoma",
        "Recurrent Small Lymphocytic Lymphoma",
        "Refractory Childhood Hodgkin Lymphoma",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Hodgkin Lymphoma",
        "Refractory Non-Hodgkin Lymphoma",
        "Refractory Small Lymphocytic Lymphoma",
        "T-Cell Chronic Lymphocytic Leukemia",
        "T-Cell Prolymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "Autologous Hematopoietic Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Autologous-Allogeneic Tandem Hematopoietic Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Carmustine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine Phosphate",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "Mycophenolate Mofetil",
          "type": "DRUG"
        },
        {
          "name": "Nonmyeloablative Allogeneic Hematopoietic Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Peripheral Blood Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Therapeutic Autologous Lymphocytes",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Total-Body Irradiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER",
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "Up to 75 Years"
      },
      "enrollment_count": 76,
      "start_date": "1999-09",
      "completion_date": "2018-10",
      "has_results": true,
      "last_update_posted_date": "2020-01-29",
      "last_synced_at": "2026-05-21T23:19:23.708Z",
      "location_count": 4,
      "location_summary": "Salt Lake City, Utah • Seattle, Washington",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005803"
    },
    {
      "nct_id": "NCT00049686",
      "title": "VNP40101M in Treating Patients With Relapsed or Refractory Leukemia or Myelodysplastic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms"
      ],
      "interventions": [
        {
          "name": "laromustine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vion Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2002-04",
      "completion_date": "2008-01",
      "has_results": false,
      "last_update_posted_date": "2013-07-18",
      "last_synced_at": "2026-05-21T23:19:23.708Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00049686"
    },
    {
      "nct_id": "NCT01567709",
      "title": "Alisertib in Combination With Vorinostat in Treating Patients With Relapsed or Recurrent Hodgkin Lymphoma, B-Cell Non-Hodgkin Lymphoma, or Peripheral T-Cell Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Adult B Acute Lymphoblastic Leukemia",
        "Adult T Acute Lymphoblastic Leukemia",
        "Anaplastic Large Cell Lymphoma",
        "Angioimmunoblastic T-Cell Lymphoma",
        "Chronic Lymphocytic Leukemia",
        "Extranodal Marginal Zone Lymphoma of Mucosa-Associated Lymphoid Tissue",
        "Hepatosplenic T-Cell Lymphoma",
        "Intraocular Lymphoma",
        "Lymphomatous Involvement of Non-Cutaneous Extranodal Site",
        "Mature T-Cell and NK-Cell Non-Hodgkin Lymphoma",
        "Nodal Marginal Zone Lymphoma",
        "Primary Cutaneous B-Cell Non-Hodgkin Lymphoma",
        "Recurrent Adult Acute Lymphoblastic Leukemia",
        "Recurrent Adult Burkitt Lymphoma",
        "Recurrent Adult Grade III Lymphomatoid Granulomatosis",
        "Recurrent Adult Hodgkin Lymphoma",
        "Recurrent Adult Immunoblastic Lymphoma",
        "Recurrent Adult Lymphoblastic Lymphoma",
        "Recurrent Adult T-Cell Leukemia/Lymphoma",
        "Recurrent Grade 1 Follicular Lymphoma",
        "Recurrent Grade 2 Follicular Lymphoma",
        "Recurrent Grade 3 Follicular Lymphoma",
        "Recurrent Mantle Cell Lymphoma",
        "Recurrent Marginal Zone Lymphoma",
        "Recurrent Mycosis Fungoides and Sezary Syndrome",
        "Recurrent Non-Hodgkin Lymphoma",
        "Recurrent Primary Cutaneous T-Cell Non-Hodgkin Lymphoma",
        "Recurrent Small Lymphocytic Lymphoma",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Hairy Cell Leukemia",
        "Small Intestinal Lymphoma",
        "Splenic Marginal Zone Lymphoma",
        "T-Cell Large Granular Lymphocyte Leukemia",
        "Testicular Lymphoma",
        "Waldenstrom Macroglobulinemia"
      ],
      "interventions": [
        {
          "name": "Alisertib",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Vorinostat",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 34,
      "start_date": "2012-04-16",
      "completion_date": "2018-03-29",
      "has_results": false,
      "last_update_posted_date": "2018-04-11",
      "last_synced_at": "2026-05-21T23:19:23.708Z",
      "location_count": 5,
      "location_summary": "Duarte, California • Los Angeles, California • Sacramento, California + 2 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01567709"
    },
    {
      "nct_id": "NCT02568553",
      "title": "Lenalidomide and Blinatumomab for the Treatment of Relapsed Non-Hodgkin Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Burkitt Lymphoma",
        "Recurrent Diffuse Large B-Cell Lymphoma",
        "Recurrent Grade 1 Follicular Lymphoma",
        "Recurrent Grade 2 Follicular Lymphoma",
        "Recurrent Grade 3 Follicular Lymphoma",
        "Recurrent Grade 3a Follicular Lymphoma",
        "Recurrent Grade 3b Follicular Lymphoma",
        "Recurrent Gray-Zone Lymphoma",
        "Recurrent Mantle Cell Lymphoma",
        "Recurrent Marginal Zone Lymphoma",
        "Recurrent Mediastinal Lymphoma",
        "Recurrent Non-Hodgkin Lymphoma",
        "Recurrent Small Lymphocytic Lymphoma",
        "Refractory Burkitt Lymphoma",
        "Refractory Diffuse Large B-Cell Lymphoma",
        "Refractory Follicular Lymphoma",
        "Refractory Grade 1 Follicular Lymphoma",
        "Refractory Grade 2 Follicular Lymphoma",
        "Refractory Grade 3 Follicular Lymphoma",
        "Refractory Grade 3a Follicular Lymphoma",
        "Refractory Gray-Zone Lymphoma",
        "Refractory Mantle Cell Lymphoma",
        "Refractory Marginal Zone Lymphoma",
        "Refractory Mediastinal Lymphoma",
        "Refractory Non-Hodgkin Lymphoma",
        "Refractory Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Blinatumomab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "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": 35,
      "start_date": "2016-11-15",
      "completion_date": "2025-11-24",
      "has_results": false,
      "last_update_posted_date": "2025-11-26",
      "last_synced_at": "2026-05-21T23:19:23.708Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Duarte, California • La Jolla, California + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02568553"
    }
  ]
}