Byra, Michał http://orcid.org/0000-0002-5759-2516
Styczynski, Grzegorz
Szmigielski, Cezary
Kalinowski, Piotr
Michałowski, Łukasz
Paluszkiewicz, Rafał
Ziarkiewicz-Wróblewska, Bogna
Zieniewicz, Krzysztof
Sobieraj, Piotr
Nowicki, Andrzej
Article History
Received: 3 February 2018
Accepted: 31 July 2018
First Online: 9 August 2018
Compliance with ethical standards
:
: The authors do not have any conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the Ethical Standards of the Medical University of Warsaw and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.