Egharevba, O.P., Nzotta, C.C., Oyekunle, E.O. and Anas, M. 2021. Assessing the Status of Quality Control Parameters of Four Computed Tomography Scanners in Ibadan. European Journal of Medical and Health Sciences. 3, 4 (Jul. 2021), 80–83. DOI:https://doi.org/10.24018/ejmed.2021.3.4.849.