Ja Yeon Kim, Ku Ri Hwang, Young Min Choi, Kyung Soo Lee, Seung Soo Han, Jae Man Bae, Seung Ho Lee, Byung Chul Jee, Seung Yup Ku, Chang Suk Suh, Seok Hyun Kim, Jung Gu Kim, Shin Yong Moon
Korean J Obstet Gynecol. 2005;48(6):1578-1584. Published online June 1, 2005
Jin A Kim, Yu Kyung Lee, Jae Man Bae, Young Sik Choi, Byung Chul Jee, Seung Yup Ku, Chang Suk Suh, Young Min Choi, Jung Gu Kim, Shin Yong Moon, Seok Hyun Kim
Korean J Obstet Gynecol. 2004;47(7):1355-1362. Published online July 1, 2004