Nadai M N, Martins W P, Ferriani R A, Vieira C S
Department of Obstetrics and Gynecology, Medical School of Ribeirao Preto, University of Sao Paulo (FMRP-USP), Av. Bandeirantes 3900, 8° andar, Ribeirão Preto - SP, Brazil, 14048-900.
Ultrasound Obstet Gynecol. 2013 Nov;42(5):606-7. doi: 10.1002/uog.12473. Epub 2013 Aug 12.