Szaflik, Katarzyna
Goreczny, Sebastian
Ostrowska, Katarzyna
Kazmierczak, Piotr
Moll, Maciej
Moll, Jadwiga A.
Funding for this research was provided by:
Instytut Centrum Zdrowia Matki Polki w Łodzi (2016/III/28-MN)
Article History
Received: 7 May 2021
Accepted: 1 October 2021
First Online: 26 October 2021
Declarations
:
: The authors have no conflicts of interest to declare that are relevant to the content of this article.
: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of Polish Mother’s Memorial Hospital, Research Institute, Lodz, Poland (12.01.2016/No. 25).
: Written informed consent was obtained from the parents.
: Parents signed informed consent regarding publishing their children’s data and photographs.