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Authors
Zaorska, Katarzyna http://orcid.org/0000-0002-3894-781X
Zawierucha, Piotr
Świerczewska, Monika
Ostalska-Nowicka, Danuta
Zachwieja, Jacek
Nowicki, Michał
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Funding
Funding for this research was provided by:
Uniwersytet Medyczny im. Karola Marcinkowskiego w Poznaniu (502-14-02229373-09513)
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Article History
Received: 14 October 2020
Accepted: 15 March 2021
First Online: 30 March 2021
Declarations
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: Written informed consents were obtained from all patients' guardians. All procedures performed with human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration, its later amendments and ethical standards. All study procedures were approved by the Ethics Committee of Poznan University of Medical Sciences.
: Not applicable.
: The authors declare that they have no competing interests.
