[1] A Villeneuve Univ Hosp, Dept Obstet & Gynecol B & Reprod Med, F-34295 Montpellier, France
[2] A Villeneuve Univ Hosp, Dept Radiol, F-34295 Montpellier, France
[3] A Villeneuve Univ Hosp, Dept Obstet & Gynecol C & Fetal Med, F-34295 Montpellier, France