1. Medical Oncology. SS Antonio e Biagio e C Arrigo Hospital; Via Venezia 16, Alessandria, Italy
2. Rete Oncologica del Piemonte e della Valle d’Aosta, Città della Salute e della Scienza, Torino, Italy
3. Quality and Management Control Unit, SS Antonio e Biagio e C Arrigo Hospital, Via Venezia 16, Alessandria, Italy
4. Department of Business, Administration and Economics, University of Bielefeld, Bielefeld, Deutschland, Germany
5. General Practitioner,Via Boccardo 2, Torino, Italy