Klimczak, Mariusz
Soboń, Grzegorz
Kasztelanic, Rafał
Abramski, Krzysztof M.
Buczyński, Ryszard
Article History
Received: 2 April 2015
Accepted: 7 December 2015
First Online: 13 January 2016
Competing interests
: The authors declare no competing financial interests.