Kyu Ri Hwang, Young Min Choi, Doo Seok Choi, Kwang Hyun Baek, Hye Won Jeon, Kwang Bum Bae, Young Soo Son, Seung Yup Ku, Byung Chul Jee, Chang Suk Suh, Seok Hyun Kim, Jung Gu Kim, Shin Yong Moon
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Seo Yeong Park, Young Min Choi, Sung Hyo Park, Se Won Yang, Seung Yup Ku, Seok Hyun Kim, Soo Woong Kim, Jai Seung Paik, Do Hoon Yang, Doo Seok Choi, Hyuck Chan Kwon, Dong Hee Choi, Sook Hwan Lee
Korean J Obstet Gynecol. 2001;44(4):655-662. Published online April 1, 2001