Zaman, M., S. Haque, M. Siddique, S. Banerjee, C. Ahmed, A. Sharma, M. Rahman, M. Haque, A. Joarder, A. Sultan, and K. Fatema. “Correlation Between Severity of Coronary Artery Stenosis and Perfusion Defect Assessed by SPECT Myocardial Perfusion Imaging”. Mymensingh Medical Journal, vol. 19, no. 4, Dec. 2010, pp. 608-13, https://banglajol.info/index.php/MMJ/article/view/6725.