Clinical trials - also known as clinical studies or research protocols - are conducted to test whether a new drug, new prevention strategy, or new screening test is safe and effective in people. Participation is always voluntary. 黑料社区 investigators conduct hundreds of studies, ranging from small, short-term studies to large trials with thousands of patients across many institutions.
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The study will determine, in a sequential population of pregnancies with selected fetal structural anomalies and a negative or non-causal chromosomal鈥�
The purpose of this study is to compare the differences in the nasal samples and blood samples obtained from allergic and non-allergic patients鈥�
This is a study to establish the database infrastructure for data from women with a genetic-predisposition for aortic dissection, and collection of鈥�
To provide home monitoring of fetal heart rate from 18-26 weeks and determine if treatment delivered <24 hours after onset of fetal heart block鈥�
The Fetal Atrial Flutter and Supraventricular Tachycardia (FAST) Therapy Trial is a prospective multi-center trial that addresses this knowledge gap鈥�
The purpose of this study is to determine whether the aortic velocity time integral (VTI) is influenced by intravascular fluid administration during鈥�
This study evaluates if mailing and testing self-sampled kits for high-risk human papillomavirus (HPV) can cost-effectively increase screening鈥�
The study aims are to document the outcome of patients diagnosed prenatally with immune-mediated second or third degree AVB irrespective of the鈥�
Gore庐 cardioform septal occluder and antiplatelet medical management for reduction of recurrent stroke in patients with patent foramen ovale (pfo):鈥�
Pliant pln-74809-psc-203: A randomized, double-blind, dose-ranging, placebo-controlled, phase 2a evaluation of the safety, tolerability, and鈥�