Response: "Recognition of the distinction between primary and secondary mitral regurgitation is also important".
From the Division of Community Medicine and Career Development, Kobe University Graduate School of Medicine, Kobe, Japan smile.kenzaka@jichi.ac.jp.|Department of Internal Medicine, Hyogo Prefectural Kaibara Hospital, Tamba, Japan.
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Kenzaka
Department of Internal Medicine, Hyogo Prefectural Kaibara Hospital, Tamba, Japan.
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Kusano
D004452:Echocardiography; D006801:Humans; D008943:Mitral Valve; D008944:Mitral Valve Insufficiency