Jea Ra Lee, Min Young Lee, Hye Woen Park, Sun Wha Cha, Chan Woo Park, Jin Yeong Kim, Kwang Moon Yang, In Ok Song, Mi Kyoung Koong, Inn Soo Kang, Hye Ok Kim
Korean J Obstet Gynecol. 2012;55(12):935-939. Published online December 18, 2012
Su Mi Kim, Hyun Kyoung Kim, Jung Namkung, Jae Yeon Song, In Chol Jung, Hyun Hee Cho, Dong Jin Kwon, Young Oak Lew, Eun Jung Kim, Jang Heub Kim, Mee Ran Kim
Korean J Obstet Gynecol. 2012;55(7):517-521. Published online July 13, 2012