| Canthaxanthin Retinopathy: A Long-term Observation (NCT01128062) | University of Cologne | 1983-12-01 |
| The Role of Multi-Modality Therapy for the Treatment of High-Grade Soft Tissue Sarcomas of the Extremities (NCT00001188) | National Cancer Institute (NCI) | 1983-12-01 |
| Study of a Phenylalanine Restricted Diet During Pregnancy to Prevent Symptoms in Offspring of Patients With Phenylketonuria (NCT00006142) | National Center for Research Resources (NCRR) | 1983-12-01 |
| The Treatment of Grade I Sarcomas and Benign, Non-Metastasizing Highly Invasive Soft Tissue Tumors (NCT00001189) | National Cancer Institute (NCI) | 1983-12-01 |
| Impact of Exercise on Older Persons With Osteoarthritis (NCT00000434) | National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS) | 1983-12-01 |
| Polyunsaturates and KCL to Control Mild Hypertension (NCT00000511) | Brigham and Women's Hospital | 1983-12-01 |
| Study of Luteinizing Hormone-Releasing Hormone Analog (LHRHa) in Pubertal Patients With Extreme Short Stature (NCT00001190) | Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) | 1983-11-01 |
| Neuropsychological Evaluation of Psychiatric and Neurological Patients (NCT00001192) | National Institute of Mental Health (NIMH) | 1983-10-18 |
| Validation and Field Test for Risk Appraisal Instruments (NCT00005163) | National Heart, Lung, and Blood Institute (NHLBI) | 1983-09-01 |
| Prospective Investigation of Pulmonary Embolism Diagnosis (PIOPED) (NCT00000566) | National Heart, Lung, and Blood Institute (NHLBI) | 1983-09-01 |
| Qidong Hepatitis B Intervention Study (NCT00222664) | University of Oxford | 1983-09-01 |
| Platelet-Inhibitor Drug Trial in Coronary Angioplasty (NCT00000510) | National Heart, Lung, and Blood Institute (NHLBI) | 1983-09-01 |
| Blood Pressure Control--Racial and Psychosocial Influences (NCT00005685) | National Heart, Lung, and Blood Institute (NHLBI) | 1983-09-01 |
| Potassium and Sodium to Control Blood Pressure in Hypertensives (NCT00000509) | University of Minnesota | 1983-09-01 |
| The Etiology and Progression of Brain Tumors (NCT01811524) | Tampere University Hospital | 1983-09-01 |
| Stanford Coronary Risk Intervention Project (SCRIP) (NCT00000508) | Stanford University | 1983-09-01 |
| Insulin Resistance and Blood Pressure Regulation in Blacks (NCT00005164) | National Heart, Lung, and Blood Institute (NHLBI) | 1983-09-01 |
| Longitudinal Twin Study - Cohort Study of Blood Pressure (NCT00005161) | Virginia Commonwealth University | 1983-08-01 |
| Penicillin Prophylaxis in Sickle Cell Disease (PROPS) (NCT00000585) | National Heart, Lung, and Blood Institute (NHLBI) | 1983-08-01 |
| Intravenous Streptokinase in Acute Myocardial Infarction (NCT00000507) | University of Washington | 1983-08-01 |
| Youth and Sport Study (NCT03244150) | Bispebjerg Hospital | 1983-08-01 |
| Diabetes Control and Complications Trial (DCCT) (NCT00360815) | National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) | 1983-08-01 |
| Epidemiology of Decline in Heart Disease Mortality (NCT00005162) | National Heart, Lung, and Blood Institute (NHLBI) | 1983-08-01 |
| Transfusion-Transmitted Cytomegalovirus Prevention in Neonates (NCT00000584) | National Heart, Lung, and Blood Institute (NHLBI) | 1983-07-01 |
| National Longitudinal Mortality Study (NLMS) (NCT00005159) | National Heart, Lung, and Blood Institute (NHLBI) | 1983-07-01 |
| Cardiovascular System in Obesity: Effect of Treatment (NCT00000506) | National Heart, Lung, and Blood Institute (NHLBI) | 1983-05-01 |
| Thrombolysis in Myocardial Infarction (TIMI) (NCT00000505) | National Heart, Lung, and Blood Institute (NHLBI) | 1983-04-01 |
| Epidemiology of Cardiovascular Risk Factors in Women (Healthy Women Study) (NCT00005160) | University of Pittsburgh | 1983-04-01 |
| Telemark Polyp Study, a Trial on Colonoscopy Screening (NCT01014039) | Norwegian Department of Health and Social Affairs | 1983-03-01 |
| Psychological Benefits of a Normalized Camping Experience for Children With Cancer (NCT00001186) | National Cancer Institute (NCI) | 1983-02-15 |
| Database of Patients Treated With Respiratory Support (NCT01181869) | Association Nationale pour les Traitements A Domicile, les Innovations et la Recherche | 1983-01-01 |
| Cross-Sectional and Longitudinal Studies of "Pre-Diabetes" in the Pima Indians (NCT00340132) | National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) | 1983-01-01 |
| Product Performance Report: Evaluate Long-term Reliability & Performance of Medtronic Marketed Cardiac Therapy Products (NCT00271180) | Medtronic | 1983-01-01 |