Hana Park, Sung-Hoon Kim, Yoo Mi Cho, Hyo Jin Ihm, Young Sang Oh, Seung Hwa Hong, Hee Dong Chae, Chung-Hoon Kim, Byung Moon Kang

Obstet Gynecol Sci.2016;59(2):123-129.   Published online 2016 March 16     DOI: http://dx.doi.org/10.5468/ogs.2016.59.2.123