[1] Perelman Univ Penn, Sch Med, Philadelphia, PA USA
[2] Univ Connecticut, Ctr Hlth, Storrs, CT USA
[3] San Bortolo Hosp, Vicenza, Italy
[4] Univ New South Wales, Sydney, NSW, Australia
[5] Med Univ Innsbruck, Innsbruck, Austria
[6] Barts & London Queen Marys Sch Med & Dent, London, England
[7] Texas Oncol, Austin, TX USA
[8] Unidad Med Alta Especialidad, Mexico City, DF, Mexico
[9] Amgen Inc, Cambridge, England
[10] Amgen Inc, Thousand Oaks, CA USA