Han Sung Hwang, Sung Hun Na, Sung Eun Hur, Soon Ae Lee, Kyung A Lee, Geum Joon Cho, Kwan Young Oh, Chan Hee Jin, Seung Mi Lee, Jae Eun Shin, Kyo Hoon Park, Ji Young Lim, Suk Joo Choi, Joon Ho Lee, Sae Kyung Choi, Jae-Yoon Shim, Yun Sung Jo, Gyu Yeon Choi, Young Han Kim, Ki Cheol Kil, Jong Woon Kim, Dong Wook Kwak, Yun Dan Kang, Young Ju Kim

Obstet Gynecol Sci.2015;58(3):203-209.   Published online 2015 May 19     DOI: http://dx.doi.org/10.5468/ogs.2015.58.3.203