Hossain, M. N., Quadir, K. A., Islam, M. N., Biman, T. A., & Begum, F. (2015). Measurement of Linear Attenuation Coefficient of Tc-99m using Planar Gamma Camera Image. Bangladesh Journal of Nuclear Medicine, 17(1), 61–66. https://doi.org/10.3329/bjnm.v17i1.22493