[1] Univ Hosp Bellvitge IDIBELL, Dept Gynecol, Barcelona 08907, Spain
[2] Hosp Univ Vall dHebron, Dept Gynecol Oncol, Barcelona 08035, Spain
[3] Univ Complutense, Hosp Clin San Carlos, Inst Salud Mujer, IdISSC, Madrid 28040, Spain
[4] Hosp Univ Basurto, Dept Gynecol, Bilbao 48013, Spain
[5] Champalimaud Fdn, Dept Gynecol, P-1400038 Lisbon, Portugal
[6] Hosp Univ Quironsalud, Dept Gynecol, Madrid 28223, Spain
[7] Hosp Univ Josep Trueta, Dept Gynecol, Girona 17007, Spain
[8] Univ Valencia, Hosp Gen Univ Valencia, Dept Gynecol, Valencia 46014, Spain
[9] Hosp Badalona Germans Trias & Pujol, Dept Gynecol, Barcelona 08916, Spain
[10] Univ Hosp Puerto Real, Dept Gynecol, Cadiz 11510, Spain
[11] Hosp Univ Virgen Rocio, Dept Gynecol, Seville 41013, Spain