Eliks, Małgorzata
Anna, Sowińska
Barbara, Steinborn
Gajewska, Ewa
Funding for this research was provided by:
the large research grant from statutory funding for young researchers—doctoral students for 2021, Poznan University of Medical Sciences (SDUM-GB9/03/21)
Article History
Received: 1 February 2023
Accepted: 3 May 2023
First Online: 12 May 2023
Declarations
:
: All parents or caregivers expressed their written informed consent to their children’s participation in the study. The research was conducted in accordance with the Declaration of Helsinki and the Bioethics Committee of Poznan University of Medical Sciences (approval no. 1034/19) approved this study.
: Not applicable.
: The authors declare that they have no competing interests.