Yoon, Joo Heung MD; Jang, Ik-Kyung MD, PhD
From the Division of Cardiology, Department of Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA.
Correspondence: Ik-Kyung Jang, MD, PhD, Division of Cardiology, Department of Medicine, Massachusetts General Hospital, 55 Fruit st, GRB 800, Boston, MA 02114. E-mail: [email protected].
doi: 10.1097/CRD.0b013e318211f7c0