A. C. . Obiora, H. U. . Chiegwu, A. D. Omojola, and E. M. . Onwughalu, “Assessment of radiation dose to pediatric patients during routine digital chest X-ray procedure in a government medical centre in Asaba, Nigeria: pediatric radiation dose during chest x-ray procedures ”, Med Sci Discov, vol. 8, no. 3, pp. 155–160, Mar. 2021.