[1] AO Seconda Univ Napoli, Dipartimento Internist Clin & Sperimentale F Magr, Oncol Med, Naples, Italy
[2] Fdn IRCCS Ist Nazl Tumori, Oncol Med 1, Milan, Italy
[3] Azienda Osped Univ Pisana, Polo Oncol, Pisa, Italy
[4] Azienda Osped Univ Careggi, Struttura Complessa Oncol Med 1, Florence, Italy
[5] Fdn Poliambulanza, Oncol Med, Brescia, Italy
[6] Humanitas Clin & Res Ctr, Humanitas Canc Ctr, Rozzano, Italy
[7] Osped Cremona, Azienda Socio Sanit Terr Cremona, Cremona, Italy
[8] ULSS 15 ALTA PADOVANA, Camposampiero, Italy
[9] Fdn Ist San Raffaele G Giglio, Cefalu, Italy
[10] ASST Valtellina & Alto Lario, Oncol Med, Sondrio, Italy
[11] Ospedale Circolo & Fdn Macchi, Varese, Italy
[12] Ist Europeo Oncol, Oncol Med Gastrointestinale & Tumori Neuroendocri, Milan, Italy
[13] Osped Riuniti Ancona, Oncol Med, Ancona, Italy
[14] Grande Osped Metropolitano Niguarda, Niguarda Canc Ctr, Milan, Italy
[15] Humanitas Gavazzeni, Bergamo, Italy
[16] Osped Casa Sollievo Sofferenza, Oncol Med, San Giovanni Rotondo, Italy
[17] Azienda Osped Univ Modena, Oncol, Modena, Italy
[18] Fdn IRCCS Ist Nazl Tumori, Oncol Med, Milan, Italy