ESSA, M. S. I. .; ABDALMAJED, M. . Assessment of Personal Hygiene Attitudes among Primary School Pupils in Umbada Locality, Khartoum state (2018-2020), Sudan. ABC Research Alert, [S. l.], v. 10, n. 3, p. 64–71, 2022. DOI: 10.18034/ra.v10i3.639. Disponível em: https://abcresearchalert.com/article/view/639. Acesso em: 19 may. 2024.