ESSA, M. S. I. .; YOUSIF, M. E. A. .; ABDALMAGID, M. . Role of Health Education in Promoting Knowledge, to-wards Personal Hygiene Among Primary School Pupils in Umbada locality, Khartoum State, Sudan (2018 - 2020). ABC Research Alert, [S. l.], v. 10, n. 3, p. 45–55, 2022. DOI: 10.18034/ra.v10i3.631. Disponível em: https://abcresearchalert.com/article/view/631. Acesso em: 17 apr. 2024.