Romaniszyn, Michal http://orcid.org/0000-0002-9638-1711
Walega, Piotr Julian
Article History
Received: 26 September 2018
Accepted: 12 December 2018
First Online: 8 February 2019
Compliance with ethical standards
:
: Michal Romaniszyn declares that he has no conflict of interest. Piotr Walega declares that he was invited as a speaker in an Experts’ Panel at the 10th ESCP meeting in 2015 by Karl Storz GmbH, manufacturer of the fistuloscopy equipment.
: This study design has been approved by the appropriate ethics committee and has therefore been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments. Prior informed consent was obtained from all patients included in the study.
: All patients signed informed consent prior being included in the study