Sung Hoon Kim, Chung Hoon Kim, Eun Ju Park, Seok Ho Hong, Hee Young Nah, Jung Hee Kim, Hyun Jin Em, Sook Hee Kim, Hee Dong Chae, Byung Moon Kang, Joo Ryung Huh, Yoon Seok Chang
Korean J Obstet Gynecol. 2000;43(7):1246-1252. Published online January 1, 2001