Kao Chuan-Chi, Hsieh Ching-Chang, Cheng Po-Jen, Chiang Chi-Hsin, Huang Shih-Yin
Department of Obstetrics and Gynecology, Keelung Chang Gung Memorial Hospital, Keelung, Taiwan.
Department of Obstetrics and Gynecology, Taipei Chang Gung Memorial Hospital, Taipei, Taiwan.
J Med Ultrasound. 2017 Jul-Sep;25(3):130-137. doi: 10.1016/j.jmu.2017.08.002. Epub 2017 Sep 12.