Campos C R, Yamamoto F I
Post-Graduation Program in Neurology, Department of Neurology, Faculty of Medicine, University of São Paulo (USP), São Paulo, Brazil.
Int J Gynaecol Obstet. 2006 Nov;95(2):151-2. doi: 10.1016/j.ijgo.2006.06.018. Epub 2006 Sep 25.