Affiliation: | 1. Department of Plastic and Hand Surgery, University of Freiburg Medical Center, Freiburg, Germany;2. Department of Hematology and Oncology, Freiburg University Medical Center, Freiburg, Germany;3. Department of Plastic and Hand Surgery, University Hospital of Erlangen, Friedrich‐Alexander‐University of Erlangen‐Nürnberg, Erlangen, Germany |