Kliniken Essen Mitte, Essen, Germany; Inst Bergonie, Bordeaux, France; Seoul Natl Univ, Coll Med, Seoul, South Korea; Univ Marburg, Marburg, Germany; Vall dHebron Inst Oncol, Barcelona, Spain; Prince Wales Hosp, Sydney, NSW, Australia; Natl Canc Inst Naples, Naples, Italy; Saitama Med Univ, Int Med Ctr, Saitama, Japan; UZ Leuven, Louvain, Belgium; Univ Milano Bicocca, Milan, Italy; Copenhagen Univ Hosp, Rigshosp, Dept Oncol, Copenhagen, Denmark; Creighton Univ, Sch Med, St Josephs Hosp & Med Ctr, Phoenix, AZ USA; Univ Duisburg Essen, Dept Gynecol & Obstet, Essen, Germany; Ctr Leon Berard, F-69373 Lyon, France; Shanghai Fudan Univ, Shanghai, Peoples R China; Ctr Integral Oncol Clara Campal, Dept Med Oncol, Madrid, Spain; Yonsei Univ, Coll Med, Gangnam Severance Hosp, Seoul, South Korea