Byoung Sun Yoon, Yong Jung Song, Sang Hee Kim, Mu Sam Kang, Sung Jin Hong, Suck Chul Choi, Sang Young Ryu, Byoung Gie Kim, Sang Yoon Park, Eui Don Lee, Kyung Hee Lee, Jin Haeng Chung
Korean J Obstet Gynecol. 2001;44(12):2307-2311. Published online December 1, 2001
Yong Wook Kim, Jong Min Lee, Gwang Jun Kim, Hayng Mi Lee, Suk Young Kim, Jee Sung Lee, Sun Lee, Young Jin Kim, Young Soo Son, Seung Hun Choi, Chan Yong Park, Soon Pyo Lee, Byung Chul Whang, Yu Duk Choi, Ji Hong Park, Sang Ik Nam, Bong Ho Go, Sang Hee Kim, Joo Hyun Kim
Korean J Obstet Gynecol. 2000;43(4):597-603. Published online January 1, 2001