1 Department of Plastic, Hand, and Reconstructive Surgery; Hannover Medical School; Hannover, Germany (Herold, Knobloch, Rennekampff) Department of Plastic Surgery; Asklepios Klinik; Birkenwerder, Germany (Ueberreiter) Department of Plastic, Hand, and Reconstructive Surgery; Hannover Medical School; Hannover, Germany (Vogt).