1 Unit of Medical Oncology, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, ASST Spedali Civili di Brescia, University of Brescia, Brescia, Italy.
2 Unit of Medical Oncology, ASST Bergamo Ovest, Treviglio, Bergamo, Italy.
3 Unit of Medical Oncology, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, ASST Spedali Civili di Brescia, University of Brescia, Brescia, Italy - alfredo.berruti@gmail.com.