Madej-Michniewicz, Anna
Budkowska, Marta
Sałata, Daria
Dołęgowska, Barbara
Starzyńska, Teresa
Błogowski, Wojciech
Article History
Received: 1 April 2015
Accepted: 21 August 2015
First Online: 21 October 2015
Competing interests
: The authors declare no competing financial interests.