Judek, Jarosław
Gertych, Arkadiusz P.
Świniarski, Michał
Łapińska, Anna
Dużyńska, Anna
Zdrojek, Mariusz
Article History
Received: 3 March 2015
Accepted: 11 June 2015
First Online: 16 July 2015
Competing interests
: The authors declare no competing financial interests.