1. Division of Plastic and Reconstructive Surgery, Department of Surgery; Medical University of Vienna; Vienna Austria
2. Department of Systematic Anatomy, Institute of Anatomy, Center for Anatomy and Cell Biology; Medical University of Vienna; Austria
3. Department of Radiology; Kaiser-Franz-Josef-Hospital; Vienna Austria
4. Division of Reconstructive Microsurgery, Department of Plastic and Reconstructive Surgery, Center for Tissue Engineering, Chang Gung Memorial Hospital, College of Medicine; Chang Gung University; Taoyuan Taiwan