Matsubara Shigeki, Kuwata Tomoyuki, Usui Rie, Ohkuchi Akihide
Department of Obstetrics and Gynecology, Jichi Medical University, 3311-1 Shimotsuke, Tochigi, 329-0498, Japan,
Arch Gynecol Obstet. 2014 Mar;289(3):469-70. doi: 10.1007/s00404-013-2992-8. Epub 2013 Aug 10.