1. Jungbrunnen-Klinik GmbH, Bonn, Germany
2. Department of Hand Surgery, Plastic Surgery and Aesthetic Surgery, Ludwig-Maximilians University, Munich, Germany
3. FaceSthetics, Munich, Germany
4. Department of Plastic and Reconstructive Surgery, Sheba Medical Center, Tel Hashomer, Israel
5. Private Practice in Dermatology and Aesthetics, Munich, Germany
6. Department of Anatomy, Ross University School of Medicine, Roseau, Commonwealth of Dominica, West Indies