Kutkowska-Kaźmierczak, Anna
Gos, Monika
Obersztyn, Ewa
Article History
Received: 4 June 2017
Revised: 11 December 2017
Accepted: 20 December 2017
First Online: 1 February 2018
Change Date: 16 March 2018
Change Type: Correction
Change Details: In the original article, figures 1 and 2 were inadvertently interchanged initially. The correct figures are as shown below. The original article has been corrected.