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. 91国产视频 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 present study is a prospective registry that will evaluate and validate the standardized prenatal management for LUTO.
A Randomized, Double-blinded Study to Compare the Safety and Efficacy of Insulin versus Insulin Plus Metformin for Treatment of T2DM Complicating鈥�
The aim of this trial is to evaluate the role of FETO in the resolution of pulmonary hypertension by comparing the outcomes of 40 severe CDH fetuses鈥�
A Pragmatic Multicenter Randomized Trial of Antihypertensive Therapy for Mild Chronic Hypertension During Pregnancy
The purpose of this study is to鈥�
The GRACE study is a multicenter study, funded by the National Institute of Child Health and Human Development, that will enroll about 1,600 pregnant鈥�