1 Department of Humanities, PhD School of Literary, Linguistic and Historical Studies, University of Salerno, Salerno, Italy. Electronic address: rpadley@unisa.it.
2 Department of Medicine, Surgery and Dentistry "Scuola Medica Salernitana", PhD School of Translational Medicine of Development and Active Aging, University of Salerno, Salerno, Italy; Plastic and Reconstructive Surgery Department, Addenbrooke's Hospital, Cambridge University Hospitals NHS Foundation Trust, Cambridge, UK; Anglia Ruskin School of Medicine, Anglia Ruskin University, Cambridge & Chelmsford, UK.