Chae Woo Chung, Sung Hee Hwang, Young Chul Choi, Young Ho Sohn, Jin Soo Kim, Byung Chul Lee, Je Geun Chi

Yonsei Med J.1990;31(3):274-279.   Published online 2002 February 20     DOI: http://dx.doi.org/10.3349/ymj.1990.31.3.274