Division of Cardiology, Department of Internal Medicine, Yonsei University Wonju College of Medicine, Wonju Severance Christian Hospital, Wonju, Republic of Korea
Department of Medicine, Smith Center for Outcomes Research in Cardiology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA
Department of Internal Medicine, Kangwon National University College of Medicine, Chuncheon, Republic of Korea
Division of Cardiology, Cardiovascular Center, Chuncheon Sacred Heart Hospital, Hallym University College of Medicine, Chuncheon, Republic of Korea
Correspondence: Byung-Su Yoo ([email protected]).
Received January 07, 2020
Received in revised form March 14, 2020
Accepted April 07, 2020
Revised June 23, 2020
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