Kang Seok-Min, Rim Se-Joong, Chang Hyuk-Jae, Choi Donghoon, Cho Seung-Yun, Cho Sang-Ho, Chung Namsik
Cardiology Division, Yonsei Cardiovascular Center and Cardiovascular Research Institute,Yonsei University, College of Medicine, Seoul, Korea.
Echocardiography. 2003 Jan;20(1):101-3. doi: 10.1046/j.1540-8175.2003.00017.x.