Kaliszewski, Krzysztof http://orcid.org/0000-0002-3291-5294
Diakowska, Dorota
Nowak, Łukasz
Wojtczak, Beata
Rudnicki, Jerzy
Funding for this research was provided by:
Uniwersytet Medyczny im. Piastów Slaskich we Wroclawiu (SUB.B110.20.015.)
Article History
Received: 11 June 2020
Accepted: 13 November 2020
First Online: 30 November 2020
Ethics approval and consent to participate
: All procedures were conducted in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. The study protocol was approved by the Bioethics Committee of Wroclaw Medical University, Poland (KB-783/2018). Upon admission to hospital of the participants we obtained their oral consent instead of written consent for anonymous analysis of the medical records. This procedure was approved by the Bioethics Committee of Wroclaw Medical University. The data were analyzed retrospectively and anonymously on the basis of medical records. The authors did not have access to patient-identifying information or direct access to the study participants.
: Not applicable.
: The authors declare that they have no competing interests.