| Socioeconomic Status, John Henryism and Hypertension Risk in Blacks (NCT00005172) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-12-01 |
| INTERSALT: International Study of Sodium, Potassium, and Blood Pressure (NCT00005763) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-12-01 |
| Cardiovascular Risk Factors in United States Adolescents and Adults (NCT00005171) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-12-01 |
| Ambulatory Blood Pressure and Behavior (NCT00005170) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-12-01 |
| Krypton-Argon Regression of Neovascularization Study (KARNS) (NCT00000153) | National Eye Institute (NEI) | 1984-12-01 |
| Evaluation of the Causes and Disease Processes of Chronic Lung Disease (NCT00001183) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-11-18 |
| A Multimodality Treatment Approach to Patients With Inflammatory Cancer of the Breast and Locally Advanced Non-Inflammatory Stage III Breast Cancer and Stage IV Breast Cancer (NCT00001193) | National Cancer Institute (NCI) | 1984-11-01 |
| Hutchinson Smoking Prevention Project (NCT00115869) | Fred Hutchinson Cancer Center | 1984-09-01 |
| Transfusion Safety Study (TSS) (NCT00005301) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-09-01 |
| Lifestyle and Chronic Disease in College Alumni (Harvard Alumni Health Study) (NCT00005169) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-09-01 |
| Endocrine Studies of Healthy Children (NCT00001195) | Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) | 1984-08-28 |
| High Frequency Ventilation in Premature Infants (HIFI) (NCT00000567) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-08-01 |
| Hyperapo B and Coronary Heart Disease (NCT00005168) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-08-01 |
| Randomized Trial of Dietary Intervention Therapy in Obese Hypertensives (DITOH) (NCT00000515) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-07-01 |
| Multinational Monitoring of Trends and Determinants in Cardiovascular Disease (MONICA) (NCT00005678) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-07-01 |
| Effectiveness of Rifabutin in the Treatment of Mycobacterium Avium Complex (NCT03164291) | The University of Texas Health Science Center at Tyler | 1984-06-01 |
| Systolic Hypertension in the Elderly Program (SHEP) (NCT00000514) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-06-01 |
| Randomized Trial of Vitamin A and Vitamin E Supplementation for Retinitis Pigmentosa (NCT00000114) | National Eye Institute (NEI) | 1984-05-01 |
| Low Phenylalanine Diet for Mothers With Phenylketonuria (PKU) (NCT00065299) | Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) | 1984-05-01 |
| Sodium Transport: Genetics and Hypertension (NCT00005166) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-04-01 |
| Multicenter AIDS Cohort Study (MACS) (NCT00046280) | National Institute of Allergy and Infectious Diseases (NIAID) | 1984-04-01 |
| NMR Scanning on Patients (NCT00001194) | National Institutes of Health Clinical Center (CC) | 1984-04-01 |
| Trial of Antihypertensive Intervention Management (NCT00000513) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-04-01 |
| Evaluation of Salivary Gland Dysfunction (NCT00001196) | National Institute of Dental and Craniofacial Research (NIDCR) | 1984-03-23 |
| Evaluating Genetic Risk Factors for Childhood-Onset Schizophrenia (NCT00001198) | National Institute of Mental Health (NIMH) | 1984-03-19 |
| Study of Premenstrual Syndrome and Premenstrual Dysphoria (NCT00001177) | National Institute of Mental Health (NIMH) | 1984-03-09 |
| Kuopio Ischaemic Heart Disease Risk Factor Study (Nutrition Component) (NCT03221127) | University of Eastern Finland | 1984-03-01 |
| Liver Infusions of Fluorouracil in Treating Patients With Dukes' A, Dukes' B, or Dukes' C Colon Cancer Undergoing Surgery (NCT00427310) | NSABP Foundation Inc | 1984-03-01 |
| The Prism Adaptation Study (PAS) (NCT00000121) | National Eye Institute (NEI) | 1984-03-01 |
| Hydroxyurea for the Treatment of Patients With Sickle Cell Anemia (NCT00001197) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-02-07 |
| Apheresis to Obtain Plasma or White Blood Cells for Laboratory Studies (NCT00114647) | National Institute of Allergy and Infectious Diseases (NIAID) | 1984-01-09 |
| Mild Valvar Pulmonary Stenosis (NCT00277927) | Children's Healthcare of Atlanta | 1984-01-01 |
| Charleston Heart Study - Predictors of Coronary Disease in Blacks (NCT00005165) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-01-01 |
| Coronary Artery Risk Development in Young Adults (NCT00005130) | National Heart, Lung, and Blood Institute (NHLBI) | 1984-01-01 |
| Registry of Acute Myocardial Infarction (NCT06252168) | Tomsk National Research Medical Center of the Russian Academy of Sciences | 1984-01-01 |
| A Study of the Safety and Effectiveness of Levofloxacin Compared With Ceftriaxone Sodium or Cefuroxime Axetil in the Treatment of Adults With Pneumonia (NCT00257049) | Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 1984-01-01 |
| Familial Atherosclerosis Treatment Study (NCT00000512) | University of Washington | 1984-01-01 |
| Congenital Naevi of Lower Limb in the Child (NCT04297579) | University Hospital, Montpellier | 1984-01-01 |
| Glaucoma Laser Trial (GLT) Glaucoma Laser Trial Followup Study (GLTFS) (NCT00000144) | National Eye Institute (NEI) | 1984-01-01 |
| Intensive Insulin Treatment and Ischemic Foot Ulcer (NCT01957930) | Karolinska Institutet | 1984-01-01 |