International scientific activity as an element of the implementation of the main operational functions of public health. Environment & Health, [S. l.], v. 102, n. 1, p. 61–66, 2022. DOI: 10.32402/dovkil2022.01.061. Disponível em: https://dovkil-zdorov.kiev.ua/journal/article/view/240. Acesso em: 27 apr. 2026.