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Mila Donker, Harry Bartelink, and Emiel J.T. Rutgers, The Netherlands Cancer Institute; Nina Bijker, Academic Medical Center, Amsterdam, the Netherlands; Saskia Litière, Gustavo Werutsky, and Nicole Duez, European Organisation for Research and Treatment of Cancer (EORTC), Brussels, Belgium; Jean-Pierre Julien, Centre Henri-Becquerel, Rouen; Philippe Rouanet, Centre Régional de Lutte Contre le Cancer, Val d'Aurelle, Montpellier; Christine Tunon de Lara, Bergonie Institute, Bordeaux, France; Ian S. Fentiman, Guy's Hospital, London, United Kingdom; and Roberto Agresti, Fondazione Istituto di Ricovero e Cura a Carattere Scientifico, Istituto Nazionale dei Tumori, Milan, Italy.