1. Sayed, I.S., F.S. Yee, F. Mansoor and N.F.B.M. Zulkele, 2016. Effects of unconventional (material) filters on the quality of images produced by three gamma camera systems in Tc-99m SPECT. Int. J. Healthcare Sci., 4: 203-209.
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2. Sayed, I.S., 2016. Use of a tin (Sn) flat sheet as a material filter for reduction of scattered gamma photons and enhancement of cold regions image quality in Tc-99m SPECT. Int. J. Comput. Acad. Res., 5: 110-121.
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3. Sayed, I.S., 2016. Multimodality imaging-PET/CT and PET/MRI: Making a difference. Int. J. Life Sci. Res., 4: 263-267.
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4. Sayed, I.S. and S.Z. Muda, 2016. Use of an effective attenuation coefficient value and material filter technique for scatter correction in Tc-99m SPECT. Int. J. Comput. Acad. Res., 5: 163-169.
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5. Sayed, I.S. and S.Z. Harun, 2016. Effects of copper 0.127 mm thick flat sheet on uniform and hot region images as a material filter for scatter correction in Tc-99m SPECT. Int. J. Comput. Acad. Res., 5: 143-149.
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6. Sayed, I.S. and S.F. Moey, 2016. Hybrid imaging-SPECT/CT: Making a difference. Int. J. Healthcare Sci., 4: 210-214.
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7. Sayed, I.S. and N.S.M. Nasrudin, 2016. Effect of cut-off frequency of Butterworth filter on detectability and contrast of hot and cold regions in Tc-99m SPECT. Int. J. Med. Phys. Clin. Eng. Radiat. Oncol., 5: 100-109.
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8. Sayed, I.S. and M.N.S.B. Mahmood, 2016. Radiation protection and safety measurements in nuclear medicine departments: Students perspective. Int. J. Math. Phys. Sci. Res., 4: 77-81.
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9. Sayed, I.S. and M.B. Mustafa, 2016. Detection of natural radioactive materials in the soil of bauxite mining areas of Kuantan, Pahang, Malaysia. Int. J. Math. Phys. Sci. Res., 4: 74-76.
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10. Sayed, I.S. and F.S. Yee, 2016. Investigations into the effects of material filters (Cu 0.125mm and Al 0.2mm) on image linearity in Tc-99m SPECT. Int. J. Healthcare Sci., 4: 215-219.
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11. Moey, S.F., M.M. Rosli and I.S. Sayed, 2016. Optimisation of image quality and radiation dose using air-gap technique in pelvic radiography. Int. J. Healthcare Sci., 4: 232-238.
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12. Hamza, M.H., I.S. Sayed and I.B. Abu Bakar, 2016. Effects of gamma irradiation on microbial of white sandwich bread. Int. J. Life Sci. Res., 4: 275-280.
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13. Sohaimi, N., N. Abdullah, S.I. Shah and A. Zakaria, 2014. Effects of Fe as a physical filter on spectra of Technitium-99m, uniformity, system volume sensitivity and spatial resolution of Philip ADAC Forte dual-head gamma camera. J. Phys.: Conf. Ser., Vol. 546, No. 1. 10.1088/1742-6596/546/1/012009.
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14. Nazifah, A., S. Norhanna, S.I. Shah and A. Zakaria, 2014. Effect of different thickness of material filter on Tc-99m spectra and performance parameters of gamma camera. J. Phys.: Conf. Ser., Vol. 546, No. 1. 10.1088/1742-6596/546/1/012007.
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15. Junet, L.K., Z.A. Majid, A.H. Sapuan, I.S. Sayed and N.F. Pauzi, 2014. Multi-directional radiation detector using photographic film. J. Phys.: Conf. Ser., Vol. 546, No. 1. 10.1088/1742-6596/546/1/012014.
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16. Sayed, I.S. and S. Leeman, 2006. A hybrid pre-processing attenuation correction technique for SPECT imaging. Int. J. Scient. Res., 16: 51-55.
17. Shah, S.W., G.M. Kumbher, M.I. Bhanger, A.U. Rahman and S.I. Shah, 2001. IR and UV spectral investigations of 2-aminodiphenyldihydropyrimidines. Pak. J. Biol. Sci., 1: 391-393.
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18. Shah, S.W., F.A. Al-Darabi, A.U. Rahman and S.I. Shah, 2001. Thermoanalytical behaviour of 2-amino- and 2-oxo-substituted pyrimidines. J. Biol. Sci., 1: 394-397.
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19. Shah, S.W., M.I. Bhanger, A.U. Rahman and S.I. Shah, 2001. Spectrophotometric studies of 2-oxodiphenyldihydroxypyrimidines. Pak. J. Biol. Sci., 2: 173-176.
20. Shah, S.I., S. Leeman and A.A. Mughal, 2000. Performance assessment of gamma camera using wide energy window data with and without a material filter. Sindh Univ. Res. J., 32: 11-21.
21. Shah, S.I., S. Leeman and M. Betts, 1998. A comparison of four pre-processing attenuation correction method for single photon emission computed tomography. Mehran Univ. Res. J. Eng. Technol., 9: 151-158.
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22. Shah, S.I., S. Leeman and C.M. Tonge, 1998. Utilization of backscattered gamma-photons in Tc-99m SPECT imaging. Nucleus, 35: 15-19.
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23. Shah, S.I., S. Leeman and C.M. Tonge, 1996. Reconstruction of wide energy window data for hot and cold region images in Tc99m single photon emission tomography. Sindh Univ. Res. J. (Sci. Ser.), 28: 9-22.
24. Shah, S.I. and S. Leeman, 1996. Estimation of lead characteristic X-rays of gamma camera collimators in the backscatter energy window. Sindh Univ. Res. J. (Sci. Ser.), 28: 15-19.
25. Spinks, T.J. and S.I. Shah, 1993. Effect of lead filters on the performance of a neuro-PET tomograph operated without SEPTA. IEEE Trans. Nuclear Sci., 40: 1087-1091.
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