Affiliation: | 1. Department of Medical Psychology, University Medical Center Hamburg‐Eppendorf, , Hamburg, Germany;2. Center of Clinical Psychology and Rehabilitation, University of Bremen, , Bremen, Germany;3. Children's Hospital, University Medical Center Hamburg‐Eppendorf, , Hamburg, Germany;4. Department of Hepatobiliary and Transplant Surgery, University Medical Center Hamburg‐Eppendorf, , Hamburg, Germany |