Dey SK, Bakshi L, Shahidullah M, Habib A, Battacharya M, Rizvi AN, Anwarullah A. Digital subtraction angiography (DSA) is superior to duplex ultrasound in diagnosis of extracranial carotid stenosis - a comparative study. Bangladesh Med J [Internet]. 2014 Dec. 30 [cited 2024 Dec. 23];43(2):67-71. Available from: https://banglajol.info/index.php/BMJ/article/view/21385