Young Min Choi, Seung Yup Ku, Kyu Ri Hwang, Yong Tack Lim, Sung Hyo Park, Jong Kwan Jun, Noh Hyun Park, In Ae Park, Chang Suk Suh, Seok Hyun Kim, Jung Gu Kim, Shin Yong Moon
Korean J Obstet Gynecol. 2003;46(8):1531-1536. Published online August 1, 2003