Received: 4 December 2020
Accepted: 11 February 2021
First Online: 5 March 2021
Ethics approval and consent to participate
: Tissue grafts in Germany are classed and regulated as medicinal products under the German Medicinal Products Act (Arzneimittelgesetz, AMG, federal law, Federal Republic of Germany). All the tissues were acquired from non-profit tissue donation organizations after informed consent according to the German AMG and TPG (Transplantation Act, Transplantationsgesetz, federal law, Federal Republic of Germany) regulations. Stringent serological screening is then followed by tissue preparation under controlled conditions. The tissue is then subjected to a validated sterilization process.
: All authors read and approved the final manuscript.
: The authors VE, JG and NA, JCB are employees of the German Institute for Cell and Tissue Replacement (DIZG gemeinnützige GmbH), a non-profit provider of sterile allografts.