. 2023 Sep 20;15(3):548–559. doi: 10.3390/pediatric15030050
© 2023 by the authors.
Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Figure 1.
Distribution of the study population by groups.