Chen S A, Chiang C E, Tai C T, Lee S H, Chiou C W, Ueng K C, Wen Z C, Chang M S
Department of Medicine, National Yang-Ming University, School of Medicine, Taiwan, Republic of China.
Am J Cardiol. 1996 Jun 15;77(15):1367-70. doi: 10.1016/s0002-9149(96)00209-3.