Ceynowa, Marcin http://orcid.org/0000-0003-0850-6041
Rocławski, Marek
Pankowski, Rafał
Mazurek, Tomasz
Article History
Received: 3 April 2018
Accepted: 12 April 2018
First Online: 17 April 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.