1. Department of Plastic and Maxillofacial Surgery Uppsala University Hospital Uppsala Sweden
2. Department of Surgical Sciences Uppsala University Uppsala Sweden
3. Division of Anatomy Medical University of Vienna Vienna Austria
4. BioImaging Austria (CMI) Vienna Austria
5. Plastic and Reconstructive Surgery, Department of Surgery Hospital of Divine Savior (Krankenhaus Goettlicher Heiland) Vienna Austria
6. Faculty of Medicine Sigmund Freud University Vienna Austria
7. Facial Palsy Center TZOU Medical Vienna Austria