Hossain, Md Nahid, Kamila Afroj Quadir, Md Nurul Islam, Tanvir Ahmed Biman, and Ferdoushi Begum. 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.