Eun Kyung Park, Tae Young Jin, Chul Gu Yoon, Mi Nah Choi, Seung Won Huh, Su Mi Bae, Young Wan Kim, Joo Hee Yoon, Woong Shick Ahn, Chong Kook Kim, Jun Mo Lee, Sung Eun Namkoong, Kim Dou Kang
Korean J Obstet Gynecol. 2003;46(12):2373-2379. Published online December 1, 2003