Iwanicki, Tomasz
Balcerzyk, Anna http://orcid.org/0000-0002-1113-7796
Kazek, Beata
Emich-Widera, Ewa
Likus, Wirginia
Iwanicka, Joanna
Kapinos-Gorczyca, Agnieszka
Kapinos, Maciej
Jarosz, Alicja
Grzeszczak, Władysław
Górczyńska-Kosiorz, Sylwia
Niemiec, Paweł
Funding for this research was provided by:
Śląski Uniwersytet Medyczny (PCN-1-195/K/9/K)
Article History
Accepted: 9 September 2021
First Online: 25 September 2021
Declarations
:
: The authors have no conflicts of interest to declare that are relevant to the content of this article.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The study protocol was approved by the Ethics Committee of the Medical University of Silesia in Katowice no. KNW/022/KB1/27/1/15.
: Informed consents were submitted by all parents of the patients included in the study.