Dong Geun Jin, Dong Hyun Lee, Kyoung Yun Seo, Sue Yeon Kim, Seung Won Huh, Su Mi Bae, Young Wan Kim, Keun Ho Lee, Jun Mo Lee, Sung Eun Namkoong, Chong Kook Kim, Woong Shick Ahn
Korean J Obstet Gynecol. 2003;46(11):2180-2188. Published online November 1, 2003