[1] Inst Valenciano Oncol, Gynecol Dept, Valencia, Spain
[2] Univ Cattolica Sacro Cuore, Dept Womens & Childrens Hlth, Rome, Italy
[3] Univ Texas MD Anderson Canc Ctr MDACC, Dept Gynecol Oncol & Reprod Med, Houston, TX USA
[4] Hosp Italiano Buenos Aires, Gynecol Dept, Buenos Aires, DF, Argentina
[5] Alexandra Univ Hosp, Gynecol Dept, Athens, Greece
[6] Alexandra Univ Hosp, Pathol Dept, Athens, Greece
[7] La Paz Univ Hosp, Gynecol Dept, Madrid, Spain
[8] La Fe Hosp, Gynecol Dept, Valencia, Spain