Koh K K, Kwon K S, Park H B, Baik S H, Park S J, Lee K H, Kim E J, Kim S H, Cho S K, Kim S S
Department of Internal Medicine and Epidemiology, Inha University Hospital, Soojung-ku Sungnam-si, Kyunggi-do, Korea.
Am J Cardiol. 1995 Jan 1;75(1):88-90. doi: 10.1016/s0002-9149(99)80538-4.