Funding for this research was provided by:
Universitätsklinikum Erlangen
Article History
Received: 10 July 2021
Accepted: 18 December 2021
First Online: 8 January 2022
Declarations
:
: The authors declare that they have no conflict of interest.
: The Institutional Review Board (IRB)/ Ethics Committee of the Friedrich-Alexander University Erlangen-Nürnberg approved the study (Approval ID: 64_15 Bc).
: Informed consent to participate in the surgery and the retrospective study has been obtained from all study subjects. The authors state that no organs/tissues were obtained from prisoners. The corneal tissues were obtained from an eye bank in the United States (SightLife, Seattle), and from Europe (via <i>German Society for Tissue Transplantation (DGFG).</i>
: The authors affirm that the study participants provided informed consent for publication of the data.