Seoyeon Park, Taejong Song, Young Ju Kim, Jee Eun Lee, Mi Kyoung Kim, Mi-La Kim, Bo Sung Yoon, Seok Ju Seong, Jeong Yun Shim

Korean J Obstet Gynecol.2012;55(11):894-898.   Published online 2012 November 16     DOI: http://dx.doi.org/10.5468/KJOG.2012.55.11.894