Jun Mo Lee, Seung Jo Kim, Sung Eun NamKoong, Sung Dae Cho, Seong Jin Hwang, Hyun Ra Park, You Jin Han, Sang Tae Kim, Hun Young Lee, Dong Jae Kim, Yong Serk Park, Chong Kook Kim, Yu Kyoung Oh, Soon Hee Park, Woong Shick Ahn
Korean J Obstet Gynecol. 1999;42(9):2019-2027. Published online January 1, 2001