Essa MSI, Yousif MEA, 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 res. alert [Internet]. 2022 Oct. 19 [cited 2024 May 19];10(3):45-5. Available from: https://abcresearchalert.com/article/view/631