L. C. M. Raza, S. Saeed, M. Sohaib, U.- i-F. ., and Z. Naz, “ASSESSMENT OF CEREBRAL PERFUSION IN CHRONIC TOBACCO USERS THROUGH SPECT (SINGLE PHOTON EMISSION COMPUTED TOMOGRAPHY) USING TC-99M HMPAO (METASTABLE TECHNETIUM-99 LABELLED HEXA- METHYL PROPYLENE AMINE OXIME): Cerebral Perfusion in Chronic Tobacco Users”, Pak Armed Forces Med J, vol. 60, no. 3, pp. 348–55, Sep. 2010, Accessed: Aug. 25, 2024. [Online]. Available: https://pafmj.org/PAFMJ/article/view/1312