This is a prospective multicenter study whose purpose is to establish the safety and effectiveness of the Edwards SAPIEN 3 and SAPIEN 3 Ultra valves with Commander delivery system in patients with severe symptomatic calcific mitral valve disease with severe mitral annular calcification (which is…
The main purpose of this research study is to determine the effect of the study drug compared to placebo in increasing red blood cell counts and reducing the severity of symptoms of Sickle Cell Disease (SCD). A placebo is a dummy drug: it looks like the study drug but contains no medicine. Subjects being asked to take part in…