Smoleński, T.
Kazimierczuk, T.
Kobak, J.
Goryca, M.
Golnik, A.
Kossacki, P. http://orcid.org/0000-0002-7558-1044
Pacuski, W. http://orcid.org/0000-0001-8329-5278
Article History
Received: 11 June 2015
Accepted: 17 December 2015
First Online: 28 January 2016
Competing interests
: The authors declare no competing financial interests.