Żarnowska, Iwona
Chrapko, Beata
Gwizda, Grażyna
Nocuń, Anna
Mitosek-Szewczyk, Krystyna
Gasior, Maciej
Article History
Received: 19 September 2017
Accepted: 15 March 2018
First Online: 11 April 2018
Compliance with ethical standards
:
: The authors have no financial relationships relevant to this article to disclose.
: The authors have no conflicts of interest to disclose.
: The study was conducted after approval of the Bioethical Committee from Medical University, Lublin, Poland and after receiving informed consent from patient’s parents.