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ORIGINAL RESEARCH
Comparative assessment of physical development of schoolchildren and children involved in swimming
Samara State Medical University, Samara, Russia
Correspondence should be addressed: Mikhail Yu. Gavryushin
ul. Chapaevskaya, 89, Samara, 443099, Russia; ur.umsmas@nihsuyrvag.uy.m
Financing: the study was supported by the Grant of the Russian President (МК-5809.2021.3).
Author contribution: Abdalova SR — study initiator; Sazonova OV, Gavryushin MYu — academic advising; Hamtsova RV — processing of results, manuscript editing; Tupikova DS, Frolova OV — collection of data, preparation of results; Nurdina MS — literature analysis, manuscript preparation.
Compliance with ethical standards: the research was approved by the Ethics Commission of the Samara State Medical University of the Ministry of Health of the Russian Federation (protocol No. 9 as of Sept. 24, 2022). Voluntary informed consent was obtained for every participant (legal representative).