[1] Vall dHebron Univ Hosp HUVH, Med Oncol, Vall dHebron Inst Oncol VHIO, Barcelona, Spain
[2] IDIBELL, Catalan Inst Oncology, Barcelona, Spain
[3] Inst Catala Oncol Hosp, Barcelona, Spain
[4] Vall Hebron Univ Hosp, Vall Hebron Inst Oncol VHIO, Bracelona, Spain
[5] IRCCS, Osteoncol & Rare Tumors Ctr, Ist Sci Romagnolo Studio & Cura Tumori IRST, Meldola, Italy
[6] IRCCS, European Inst Oncol, Milan, Italy
[7] Marques de Valdecilla Univ Hosp, Santander, Spain
[8] Inst Catala Oncol, Barcelona, Spain
[9] Univ Manchester, Christie NHS Fdn Trust, Manchester, Lancs, England
[10] Ist Nazl Tumori Fdn G Pascale, Naples, Italy
[11] Hosp Univ La Paz, Madrid, Spain
[12] Gartnavel Royal Hosp, Med Oncol, Glasgow, Lanark, Scotland
[13] Med Univ Vienna, Dept Internal Med 1, Vienna, Austria
[14] MD Anderson Canc Ctr Madrid, Madrid, Spain
[15] UCM, CNIO, Imas12, Hosp Univ 12 Octubre, Madrid, Spain
[16] Hosp Univ Cent Asturias, Oviedo, Spain
[17] Hosp Univ Miguel Servet, Dept Med Oncol, Zaragoza, Spain