Department of Medicine, Memorial Sloan Kettering Cancer Center, Weill Cornell Medical Center, New York, NY (V.M.); European Institute of Oncology IRCCS, University of Milan–Bicocca, Milan (N.C.); Istituto Nazionale Tumori IRCCS–Fondazione G. Pascale, Naples (S.P.); Fondazione Policlinico Universitario Agostino Gemelli IRCCS and Catholic University of the Sacred Heart, Rome (D.L.), Italy; San Carlos University Teaching Hospital (A.C.H.); Hospital Universitario Ramón y Cajal (E.M.G.), Madrid, Spain; Yale University School of Medicine, New Haven, CT (A.D. Santin); Gustave Roussy Cancerology Institute, Groupe d’Investigateurs Nationaux pour l’Étude des Cancers Ovariens (GINECO), Villejuif (E.C.); Centre Léon-Bérard, University Claude Bernard, GINECO, Lyon (I.R.-C.), France; University of Texas Southwestern Medical Center, Dallas, TX (D.S.M.); Saitama Medical University International Medical Center, Hidaka (K.F.); Kurume University School of Medicine, Kurume (K.U.); Aichi Cancer Center Hospital, Nagoya (J.S.); National Cancer Center Hospital–Kokuritsu Gan Kenkyu Center Chuo Byoin, Tokyo (K.Y.), Japan; Royal North Shore Hospital, St. Leonards, NSW, Australia (S.B.-H.); Sheba Medical Center, Ramat Gan, Israel (R.S.-F.); Asan Medical Center, University of Ulsan, Seoul, South Korea (Y.M.K.); Ege University, Izmir, Turkey (U.A.S.); University College London Hospitals NHS Foundation Trust, London (M.M.M.); Eisai, Hatfield (A.D. Smith), United Kingdom; Merck, Kenilworth (S.K., S.B., R.J.O.); and Eisai, Woodcliff Lake (L.D.), NJ