- ICH GCP
- US Clinical Trials Registry
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Search clinical trials for: questionnaire (observational study)
Total 12831 results
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Peking Union Medical College HospitalRecruitingPancreas Cancer | Solid Pseudopapillary Tumor of the PancreasChina
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Inova Health Care ServicesRecruiting
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University of Colorado, DenverNational Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS) and other collaboratorsRecruitingRheumatoid ArthritisUnited States
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Erasmus Medical CenterNetherlands Heart InstituteActive, not recruiting
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Yongtao HanCompleted
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Azienda Ospedaliera Ospedale Infantile Regina Margherita...CompletedOsteosarcoma RecurrentItaly
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Public Health Service South LimburgMaastricht University; National Institute for Public Health and the Environment... and other collaboratorsEnrolling by invitation
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Beijing Tiantan HospitalCompletedAcute Kidney Injury | Risk Factor | EpidemiologyChina
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Brigham and Women's HospitalCompletedCognitive ImpairmentUnited States
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Oslo University HospitalNorwegian Cancer Society; Extrastiftelsen; Cancer Registry of Norway; Norwegian... and other collaboratorsUnknown
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Oxford University Hospitals NHS TrustCompleted
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KU LeuvenUnknownIntermittent Claudication | Peripheral Artery Disease
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Novartis VaccinesCompletedA New Flu Virus of Swine Origin | Pandemic Influenza A (H1N1)Argentina, Netherlands
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Hospital Cruz Roja MexicanaUnknown
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Queen's University, BelfastUniversity of Ulster; University of Southern Denmark; Loughborough UniversityCompletedSedentary BehaviorUnited Kingdom
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Shanghai Children's Medical CenterCompletedSymptom Spectrum and Risk Factors for FeverChina
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Boston Children's HospitalBaylor College of Medicine; Children's Hospital of Philadelphia; Ann & Robert... and other collaboratorsRecruitingUpper Gastrointestinal Bleeding | Gastro Intestinal BleedingUnited States
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Gazi UniversityRecruitingPrimary Sjögren's SyndromeTurkey
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Shandong Provincial HospitalRecruitingBrain Aging Related ConditionsChina
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CSPC ZhongQi Pharmaceutical Technology Co., Ltd.Completed
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CertaraBill and Melinda Gates Foundation; ParexelCompletedCovid19 | SARS-CoV InfectionPakistan
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Felix RatjenCompletedObservationalCanada
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Ankara City Hospital BilkentCompletedAnkylosing SpondylitisTurkey
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Beijing Friendship HospitalUnknownFrail Elderly Syndrome | ACS | Elderly PatientChina
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University of OxfordCompletedPleural Infection | Pleural Infection BacterialUnited Kingdom
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University of LeicesterBritish Heart FoundationCompletedAbdominal Aortic Aneurysm | Pulse Wave Analysis | RiskUnited Kingdom
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Newcastle-upon-Tyne Hospitals NHS TrustUnknown
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Hopital Louis PradelCompletedCirculatory FailureFrance
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Hospital Universitari Vall d'Hebron Research InstituteCompletedDiabetes Mellitus Type 2 | Alzheimer´s DiseaseSpain
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Hopital Louis PradelCompletedCirculatory FailureFrance
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The Catholic University of KoreaCompleted
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PfizerCompletedHealthy Children After VaccinationRussian Federation
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Shenzhen Center for Disease Control and PreventionCompletedPuberty, Precocious
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University Hospital OstravaRecruiting
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Institute of Cancer Research, United KingdomRecruitingProstate CancerUnited Kingdom
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AstraZenecaICON plcNot yet recruitingTransthyretin Amyloidosis | ATTR-CM | ATTRv-PN | ATTR | ATTR-Mixed | hATTR
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Hvidovre University HospitalRecruitingSubacromial Impingement Syndrome | Subacromial Pain Syndrome | Subacromial ImpingementDenmark
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Anglia Ruskin UniversityCompleted
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PfizerMedivation, Inc.CompletedAlzheimer's Disease | Huntington's DiseaseUnited States
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Queens College, The City University of New YorkNational Cancer Institute (NCI)UnknownMortality
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Coramed Technologies LLCCompleted
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Rambam Health Care CampusUnknownDetecting Abnormal Fetal Karyotype by the Electronic Nose
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University of Colorado, DenverCompletedInsulin Resistance | Type 2 DiabetesUnited States
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Rigshospitalet, DenmarkNot yet recruiting
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Region SkaneLund UniversityRecruitingComplication of Surgical Procedure | Risk Factors | Complication of Treatment | Complication of Anesthesia | Long Term Effects After Emergency Surgery | Long Term Effects After GI BleedingSweden
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ConcrRoyal Marsden NHS Foundation Trust; Institute of Cancer Research, United Kingdom and other collaboratorsEnrolling by invitationTriple Negative Breast Cancer | Cancer, Breast | Early-stage Breast CancerUnited Kingdom
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University of OxfordActive, not recruiting
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St. Louis UniversityMid-America TransplantActive, not recruitingLiver Transplant Rejection | Liver Transplant Failure and RejectionUnited States
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University College, LondonCompleted
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Medlior Health Outcomes Research LtdCompletedChronic Kidney Diseases | Type 2 Diabetes