1. From Memorial Sloan Kettering Cancer Center (R.J.M.) and Pfizer (S.H.), New York; Private Medical Institution Euromedservice (K.P.) and Nonstate Health Institution Road Clinical Hospital–Russian Railways (A.V.), St. Petersburg, and the Moscow Scientific Research Oncology Institute, Moscow (B.A.) — all in Russia; the Netherlands Cancer Institute, Amsterdam (J.H.); the Cleveland Clinic, Cleveland (B.R.); Institut Gustave Roussy, Villejuif (L.A.), and Centre Léon Bérard, University of Lyon, Lyon (S.N.) —...