Dziendziel, Beata http://orcid.org/0000-0001-6607-2355
Skarżyński, Piotr H. http://orcid.org/0000-0002-4978-1915
Rajchel, Joanna J. http://orcid.org/0000-0001-5072-8532
Gos, Elżbieta http://orcid.org/0000-0003-3173-3867
Skarżyński, Henryk http://orcid.org/0000-0001-7141-9851
Article History
Received: 27 November 2018
Accepted: 25 January 2019
First Online: 20 March 2019
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest. No funding was granted for this study.
: 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.
: Informed consent was obtained from all individual participants included in the study.