1. Medical Department, Institut Jules Bordet and L’Université Libre de Bruxelles (U.L.B.), Brussels, Belgium
2. Department of Medical Oncology, Oncologia Medica 2, Ospedale Policlinico San Martino IRCCS per l’Oncologia, Genova, Italy
3. Clinical Oncology Department, Hospital Santa Rita, Complexo Hospitalar Irmandade Santa Casa de Misericórdia de Porto Alegre; Rua Sarmento Leite, Porto Alegre, RS, Brazil