1. Department of Epidemiology, University of Medicine, Pharmacy, Science and Technology ‘George Emil Palade’ of Târgu Mureş, Târgu Mureș, Romania
2. Plastic and Reconstructive Surgery Unit, Campus Bio-Medico University of Rome, Rome, Italy
3. Section of Dermatology, Department of Medical Sciences, University of Turin, Turin, Italy
4. Department of Dermatology, Maggiore Hospital, University of Trieste, Trieste, Italy
5. Skin Center-Dermo Aesthetic Laser Centers, Avezzano, Pescara and L'Aquila, Italy
6. Dermatology Unit, Department of Clinical Internal Anesthesiological and Cardiovascular Sciences, "Sapienza" University of Rome, Rome, Italy.
7. Private practice, CLDL, Udine, Italy
8. Dermatology Clinic, Maggiore Hospital, Trieste, Italy / IDI-IRCCS, Dermatological Research Hospital, Via dei Monti di Creta 104, 00167 Rome, Italy.