Опубликовано в "Бизнес, Бизнес", язык - English. 6 страниц.
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The mitral valve manages blood flow from the left atrium to the left ventricle. The valve prevents the backward flow of the blood. Mitral regurgitation is a common mitral valve disorder that causes the abnormal backward flow of the blood. Cardiologists use mitral surgical valve repair procedures or transcatheter replacement procedures to treat this disorder. Еще
