أحدث مقاطع الفيديو

Richard Muse
1,717 المشاهدات · منذ 2 سنوات

Valvular stenosis occurs when one or more heart valves are narrowed, stiffened, thickened or blocked. A variety of treatment options are available for this disorder. Learn more about the treatments on: bit.ly/2g6Mh8f