1. Clinic for Hand and Plastic SurgerySpital Thurgau Frauenfeld Switzerland
2. Department of Hand, Plastic and Aesthetic SurgeryMunich University Hospital, Ludwig Maximilians University Munich Germany
3. Experimental Surgery and Regenerative Medicine (ExperiMed), Department of General, Trauma and Reconstructive SurgeryMunich University Hospital, Ludwig Maximilians University Munich Germany
4. Center for Applied Tissue Engineering and Regenerative Medicine (CANTER)Munich University of Applied Sciences Munich Germany