1. University of Naples "Federico II"; Department of Clinical Medicine and Surgery; Via S. Pansini, 5 Naples Italy
2. Ascalesi Hospital; Department of General Surgery; Naples Italy
3. University of Milan; Department of Biomedical Sciences for Health; Via Pascal 36 Milan Italy 20133
4. IRCCS Galeazzi Orthopaedic Institute; Clinical Epidemiology Unit; Milan Italy
5. Fatebenefratelli Hospital; Department of General Surgery; Via Gabriele Jannelli 520 Naples Italy 80131
6. University of Naples "Federico II"; Department of Anaesthesia and Intensive Care Medicine; Naples Italy
7. Fondazione IRCCS, Istituto Nazionale dei Tumori; Plastic and Reconstructive Surgery Unit; Milan Italy
8. Azienda Ospedaliera Cannizzaro; Multidisciplinary Breast Unit; Catania Italy
9. University of Naples "Federico II"; Department of General, Geriatric, Oncologic Surgery and Advanced Technologies; Naples Italy
10. Scuola di Oncologia Chirurgica Ricostruttiva; Milan Italy