Silvia Riva1, Gabriella Pravettoni2. 1. Department of Oncology and Hemato-oncology, University of Milan, 20122 Milan, Italy; Applied Research Division for Cognitive and Psychological Science, European Institute of Oncology, Milan, Italy. Electronic address: silvia.riva1@unimi.it. 2. Department of Oncology and Hemato-oncology, University of Milan, 20122 Milan, Italy; Applied Research Division for Cognitive and Psychological Science, European Institute of Oncology, Milan, Italy.