Ngaile, J. E. ., Msaki, P. K. ., Kahuluda, E. M. ., Chuma, F. M. ., Mwimanzi, J. M. . and Jusabani, A. M. . (2021) “Effect of Lowering Tube Potential and Increase Iodine Concentration of Contrast Medium on Radiation Dose and Image Quality in Computed Tomography Pulmonary Angiography Procedure: A Phantom Study”, Tanzania Journal of Science, 47(3), pp. 1211–1224. doi: 10.4314/tjs.v47i3.29.