Clinical Trials Directory

Screening for Lung Cancer in Older Patients (PLCO Screening Trial)

Chromosome 18 Clinical Research Center

Studies of Blood Flow to the Brain During Thought

Radiation Therapy With or Without Combination Chemotherapy in Treating Patients With Previously Untreated Stage I or Stage II Hodgkin's Lymphoma

Detection and Characterization of Host Defense Defects

Giessen Pulmonary Hypertension Registry and Biobank

A Comparison of Hemorrhagic and Ischemic Strokes Among Blacks and Whites

Molecular and Genetic Analysis of Lung Cancer

Evaluation and Long-Term Follow-up of Patients With Inflammatory Disorders

Study of Autoimmune Lymphoproliferative Syndrome (ALPS)

Agriculture Health Study

The Singapore Chinese Health Study

Follow-up Visit of High Risk Infants

Fungal Infection Susceptibility

Studies of the Pathogenesis of HIV Infection in Human Peripheral Blood Cells and/or Body Fluids in People Living With and Without HIV

Predicting the Risk of Failure in Patients Undergoing Radiation Therapy for Localized Prostate Cancer

The Study of Men Born in 1943

UK Genetic Prostate Cancer Study: Epidemiology and Molecular Genetics Studies

The Alaska Oculocardiac Reflex Study

Viral Load in Blood and Lymph Tissues in People Living With HIV

Magnetic Resonance Imaging (MRI) to Evaluate Activity of Multiple Sclerosis (MS)

Immune System Related Kidney Disease

Evaluation of Patients With Liver Disease

Development of a Biologic Specimen Bank for the Study of Early Markers of Lung Cancer Among Tin Miners in Yunnan, China

Intensified Multifactorial Intervention in Patients With Type 2 Diabetes and Microalbuminuria

The European Prospective Investigation Into Cancer in Norfolk Prospective Population Study

Environmental and Occupational Noise Exposure in Relation to Incidence of Type 2 Diabetes

UZ Brussel HRMC Registry of Brugada Syndrome

HealthEast Community Hip and Knee Replacement Registry

Protocol for a Research Sample Repository for Hematopoietic Cell Transplantation, Other Cellular Therapies and Marrow Toxic Injuries

Analysis of the Evolution of Mortality in an Intensive Care Unit

Diagnosing and Treating Low Blood Sugar Levels

International Collaborative Gaucher Group (ICGG) Gaucher Disease Registry & Pregnancy Sub-registry

Multisite Prevention of Conduct Problems (Fast Track)

Host Response to Infection and Treatment in Filarial Diseases

Male Fertility Program

Swebcg 91:A RT. Breast Conserving Surgery With or Without Radiotherapy for Breast Cancer Patients

French National Observatory on Infective Endocarditis

Von Hippel-Lindau (VHL): Clinical Manifestations, Diagnosis, Management and Molecular Bases of Inherited Renal and Other Urologic Malignant Disorders

Fernald Community Cohort -18 Year Observational Study

Brain Imaging of Childhood Onset Psychiatric Disorders, Endocrine Disorders and Healthy Volunteers

The French E3N Prospective Cohort Study

Molecular Studies and Clinical Correlations in Human Prostatic Disease

Vermont Oxford Network Very Low Birth Weight Database

Bergonie Institute Breast Cancer Database

Immune Regulation in Patients With Common Variable Immunodeficiency and Related Inborn Errors of Immunity (IEI)

Optimization of a Decision Formula for Optimal Timing of Immunosuppressive Therapy Initiation in Primary Membranous Nephropathy: A Multicenter Retrospective Cohort Study

Botulinum Toxin for the Treatment of Involuntary Movement Disorders

RT or No RT Following Chemotherapy in Treating Patients With Stage III/IV Hodgkin's Disease

High Risk Breast Clinic: Protocol for Women at Increased Risk for Developing Breast Cancer