Hygienic and medico-social features of health preservation in the schoolchildren at the institutions of secondary education in modern family. Environment & Health, [S. l.], v. 93, n. 4, p. 24–30, 2020. DOI: 10.32402/dovkil2019.04.024. Disponível em: https://dovkil-zdorov.kiev.ua/journal/article/view/331. Acesso em: 26 apr. 2026.