Yon Ju Kim, Moon Young Kim, Bom Yi Lee, Jin Woo Kim, So Yeon Park, Ji Eun Kim, Dong Chul Oh, Jun Sik Hong, Hae Kyoung Han, Mi Jung Kim, Yi Kyeong Chun, Hye Sun Kim, Hyun Mee Ryu
Korean J Obstet Gynecol. 2001;44(12):2302-2306. Published online December 1, 2001
Sung Bin Son, Hoon Choi, Sung Shik Han, Young Suk Kang, Young Jun Park, Je Hoon Lee, Bok Lin Kim, Yong Kyoon Jo, Kyo Hoon Park, Chul Min Lee, Hong Kyoon Lee
Korean J Obstet Gynecol. 2001;44(2):396-399. Published online February 1, 2001