Maj, P.
Koralnik, M.
Adamczyk-Cieslak, B.
Romelczyk-Baishya, B.
Kut, S.
Pieja, T.
Mrugala, T.
Mizera, J.
Article History
Received: 22 August 2017
Accepted: 1 March 2018
First Online: 19 March 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.