- ICH GCP
- US Clinical Trials Registry
- Search trials
Search clinical trials for: No clinical intervention is planned; study is observational
Total 572 results
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Olive Fertility CentreThermo Fisher Scientific, Inc; Sequence46RecruitingInfertility | AneuploidyCanada
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Washington University School of MedicineCompletedPulmonary Disease, Chronic ObstructiveUnited States
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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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The University of Texas Health Science Center,...CompletedWound InfectionUnited States
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Fondazione Don Carlo Gnocchi OnlusNot yet recruitingDisorders of ConsciousnessItaly
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Hvidovre University HospitalRecruitingSubacromial Impingement Syndrome | Subacromial Pain Syndrome | Subacromial ImpingementDenmark
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Queens College, The City University of New YorkNational Cancer Institute (NCI)UnknownMortality
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SandozCompletedChronic Kidney InsufficiencyAustria
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KU LeuvenCompletedCongenital Heart DiseaseBotswana, United States, Korea, Republic of, Belgium, Sweden, France, Switzerland, Denmark, Pakistan, Norway, Taiwan, Malta, Brazil, Bulgaria, India, Austria, Argentina, Australia, Cameroon, Canada, Chile, Colombia, Ethiopia, Greece, Italy and more
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Maimónides Biomedical Research Institute of CórdobaCompletedInvasive FusariosisSpain
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Uppsala UniversityRecruiting
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Christiana Care Health ServicesAmerican Society for Metabolic and Bariatric SurgeryCompleted
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University of HaifaRambam Health Care CampusCompletedParkinson DiseaseIsrael
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Fundació Institut de Recerca de l'Hospital de la...Hospital Clinic of BarcelonaCompletedFamilial Hypocalciuric HypercalcemiaSpain
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University College, LondonUniversity College London HospitalsCompletedQuality of Life | Precancerous Conditions | Patient Engagement | Patient Participation | Oral Disease | Patient Satisfaction | Health Behavior | Precancerous Lesions | Oral Leukoplakia | Dental Diseases | Oral Lichen Planus | Dysplasia | Patient Preference | Information Seeking Behavior | Oral Epithelial Dysplasia | Oral... and other conditionsUnited Kingdom
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Muğla Sıtkı Koçman UniversityUnknownPolypharmacy | Drug-drug InteractionsTurkey
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Muğla Sıtkı Koçman UniversityCompleted
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Chisquares IncorporatedNot yet recruitingCOVID-19 | Burnout, Professional | Patient Engagement | Artificial Intelligence | Substance Use Disorders | Mental Health Issue | Climate Change | Preventable Disease, Vaccine | Emerging Infectious Disease | Online Education
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Azienda Ospedaliero, Universitaria PisanaNot yet recruiting
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Institute of Liver and Biliary Sciences, IndiaNot yet recruitingAcute-On-Chronic Liver FailureIndia
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Riitta VeijolaTurku University Hospital; Juvenile Diabetes Research Foundation; University... and other collaboratorsRecruiting
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Duke UniversityCompletedSuspicious Skin Lesion(s) Requiring a BiopsyUnited States
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Walter Reed National Military Medical CenterJohns Hopkins UniversityRecruitingTraumatic Brain Injury | Vascular Dementia | Cognitive DeclineUnited States
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Children's Hospital of Fudan UniversityCompletedProlonged Mechanical VentilationChina
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Ohio State UniversityAbbVieActive, not recruiting
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Zenalux Biomedical, Inc.National Cancer Institute (NCI); Duke UniversityUnknownSquamous Cell CarcinomaUnited States
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Jagiellonian UniversityTerminatedCholecystectomy, Laparoscopic | CholelithiasisPoland
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Erasmus Medical CenterRecruitingHeat Illness | Heat Exhaustion | Heat Stroke ExertionalNetherlands
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National Taiwan University HospitalNot yet recruitingCardiogenic Shock
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University of PennsylvaniaMedical University of South Carolina; University of Pittsburgh; University of...RecruitingTBI (Traumatic Brain Injury)United States
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Podimetrics, Inc.UnknownQuality of Life | Diabetic Foot | Diabetes Complications | Mental Health Wellness 1 | Ulcer FootUnited States
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Johannes Gutenberg University MainzUnknownLiver Failure | Cerebrovascular Disorders | Encephalopathy, HepaticGermany
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Istituti Clinici Scientifici Maugeri SpARecruitingDepression | Cardiovascular Diseases | Anxiety | Rehabilitation | Psychological Distress | Pulmonary Disease | Coping BehaviorItaly
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Chinese University of Hong KongNot yet recruiting
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University of Colorado, DenverNational Institute on Drug Abuse (NIDA)CompletedThe Influence of in Utero Cannabis Exposure on Neonatal Brain Morphology and Structural ConnectivityDrug Use | Neurodevelopmental Abnormality | Cannabis Use Disorder | PREG1 | Fetal Exposure During PregnancyUnited States
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BERTHILLIER JulienCompletedNeurological Disorder
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Dr. Ernst MW KochCompletedSmoke Inhalation PatientsGermany
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Beijing Tiantan HospitalCompletedAcute Kidney Injury | Risk Factor | EpidemiologyChina
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Oxford University Hospitals NHS TrustCompleted
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National Taiwan University HospitalCompleted
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Brigham and Women's HospitalCompletedCognitive ImpairmentUnited States
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University of GiessenRecruitingPulmonary HypertensionGermany
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Alexandria UniversityRecruitingMyalgic EncephalomyelitisEgypt
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Felix RatjenCompletedObservationalCanada
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Hospital Universitari Vall d'Hebron Research InstituteCompletedDiabetes Mellitus Type 2 | Alzheimer´s DiseaseSpain
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University Hospital HeidelbergCompleted
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University of TartuNorth Estonian Medical CenterCompleted
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Anglia Ruskin UniversityCompleted
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University Hospital HeidelbergRecruitingCardiomyopathies | Skeletal Muscle DisorderGermany
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Federal State Budgetary Institution, V. A. Almazov...RecruitingSleep Disorder | Stroke, IschemicRussian Federation