Ukleja, Marta
Cuellar, Jorge
Siwaszek, Aleksandra
Kasprzak, Joanna M.
Czarnocki-Cieciura, Mariusz
Bujnicki, Janusz M.
Dziembowski, Andrzej
M. Valpuesta, Jose
Article History
Received: 17 June 2015
Accepted: 11 December 2015
First Online: 25 January 2016
Competing interests
: The authors declare no competing financial interests.