Measurement of Entrance Surface Air Kerma of Plain Abdominal Radiography in Some Nigerian Health Facilities: https://dx.doi.org/10.4314/ajhs.v36i3.14. African Journal of Health Sciences, [S. l.], v. 36, n. 3, 2023. Disponível em: https://ojs.ajhsjournal.or.ke/index.php/home/article/view/135.. Acesso em: 5 nov. 2025.