Volkmann, Ingo
Knoll, Katharina
Wiezorrek, Mareile
Greb, Oliver
Framme, Carsten
Funding for this research was provided by:
Volkswagen Foundation (Niedersachsen Vorab)
Article History
Received: 20 June 2019
Accepted: 20 March 2020
First Online: 30 March 2020
Ethics approval and consent to participate
: This study contains a retrospective analysis of perioperative data. In accordance with our local ethics committee, no ethical approval for retrospective analized data was needed (Ethics Committee, Hannover Medical School, Hannover, Germany).Written informed consent for usage of medical data was obtained from all individual participants included in the study. No procedures on human participants were performed due to study reasons.
: The main data in this document does not contain individual data values but only pooled, retrospectively analyzed data. The patient belonging to the individual images shown in Fig. InternalRef removed agreed to use his individual data and images. This agreement is available upon request.
: CF: Research funding: Novartis; Consultant: Bayer, Zeiss, MedUpdate; Lecturer Fees: Novartis, Bayer, Zeiss, Heidelberg Engineering, Allergan, MedUpdate.The other authors state that there are no potential conflicts of interest in relation to this manuscript.