[1] Univ Toronto, Princess Margaret Hosp, Div Med Oncol & Hematol, Toronto, ON, Canada
[2] Hosp Univ Madrid, Ctr Integral Oncol Clara Campal, Div Med Oncol, Madrid, Spain
[3] Univ Texas MD Anderson Canc Ctr, Dept Pathol, Houston, TX 77030 USA
[4] Hosp Univ Madrid, Ctr Integral Oncol Clara Campal, Gynecol Oncol Program, Dept Gynecol & Obstet, Madrid, Spain
[5] MD Anderson Canc Ctr, Dept Gynecol Oncol, Madrid, Spain
[6] Univ Texas MD Anderson Canc Ctr, Dept Gynecol Oncol, Houston, TX 77030 USA
[7] Div Med Oncol, MD Anderson Canc Ctr, Madrid, Spain