Jung Mook Yoon, Sang Eun Lee, Tae Yul Hwang, Kyung Min Song, Pyo Hong, Soo Kee Min, Seong Ook Hwang, Joon Mee Kim, Seung Kwon Koh, Sook Cho, Woo Young Lee
Korean J Obstet Gynecol. 2001;44(8):1419-1425. Published online August 1, 2001
Moon Whan Im, Dae Hoon Im, Sang Hoon Han, Jeong Rye Lee, Jee Hyun Park, Sung Ook Hwang, In Hwa Noh, Eun Seop Song, Seung Kwon Koh, Byoung Ick Lee, Jong Hwa Kim, Woo Young Lee
Korean J Obstet Gynecol. 2001;44(3):513-518. Published online March 1, 2001