Guida Jose P S, Pacagnella Rodolfo C, Costa Maria L, Ferreira Elton C, Cecatti Jose G
Department of Gynecology and Obstetrics, School of Medical Sciences, University of Campinas, Campinas, Brazil.
Int J Gynaecol Obstet. 2017 Mar;136(3):354-355. doi: 10.1002/ijgo.12082. Epub 2016 Dec 23.