Funding for this research was provided by:
Projekt DEAL
Article History
Received: 29 June 2020
Revised: 1 December 2020
Accepted: 4 December 2020
First Online: 18 December 2020
Compliance with ethical standards
:
: All authors certify that they have no affiliations with or involvement in any organization or entity with any financial interest (educational grants; participation in speakers’ bureaus; membership, employment, consultancies, stock ownership, or other equity interest; and expert testimony or patent-licensing arrangements), or non-financial interest (such as personal or professional relationships, affiliations, knowledge or beliefs) in the subject matter or materials discussed in this manuscript. Helmut Wilhelm and Carina Kelbsch have received honorarium for educational lectures from Santhera, the company that introduced idebenone into the market.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the local ethics committee of the faculty of medicine of the Eberhardt-Karls-University Tuebingen and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Because of the length of the investigation period, current address data of the patients were not available to us. The ethics committee of the faculty of medicine of the Eberhardt-Karls-University Tuebingen expressly permitted carrying out the study without informed consent.