1. Department of General Surgery, Cantonal Hospital Aarau, 5001 Aarau, Switzerland
2. Department of Plastic, Reconstructive, Aesthetic and Hand Surgery, University Hospital Basel, 4031 Basel, Switzerland
3. TF Plastic Surgery and Longevity Center, Herzogstrasse 67, 80803 Munich, Germany
4. TF Plastic Surgery and Longevity Center, Dorotheergasse 12, 1010 Vienna, Austria
5. Department of Plastic, Reconstructive, Hand and Burn Surgery, BG-Trauma Center, Eberhard Karls University Tübingen, 72076 Tübingen, Germany
6. Section of Plastic, Aesthetic and Reconstructive Surgery, Medcampus III, Kepler University Hospital, 4020 Linz, Austria
7. Medical University Department, Division of General Internal and Emergency Medicine Cantonal Hospital Aarau, 5001 Aarau, Switzerland
8. Division of Pharmacoepidemiology and Pharmacoeconomics, Department of Medicine, Brigham and Women’s Hospital and Harvard Medical School, Boston, MA 02114, USA
9. Department of Orthopedics, Traumatology and Hand Surgery, Hospital of Bolzano—SABES, 39100 Bolzano, Italy