Pussin, Andreas M. http://orcid.org/0000-0001-6313-7846
Lichtenthäler, Luisa C. http://orcid.org/0000-0002-8824-4397
Aach, Mirko http://orcid.org/0000-0002-9333-5912
Schildhauer, Thomas A. http://orcid.org/0000-0002-3232-9869
Brechmann, Thorsten http://orcid.org/0000-0002-9641-4763
Article History
Received: 9 April 2021
Revised: 19 September 2021
Accepted: 20 September 2021
First Online: 7 October 2021
competing interests
: The authors declare no competing interests.
: The study protocol was approved by the institutional review board of the Ruhr-University Bochum [registry number 18-6351] based on the ethical guidelines of the Declaration of Helsinki and its later revisions.
: Informed consent was obtained from all patients before colonoscopy. Informed consent was neither practicable nor necessary due to its retrospective character.