B. Akhtar, S. Siddique, R. A. Khan, and S. Zulfiqar, “DETECTION OF ATHEROSCLEROSIS BY ANKLE BRACHIAL INDEX: EVALUATION OF PALPATORY METHOD VERSUS ULTRASOUND DOPPLER TECHNIQUE”, J Ayub Med Coll Abbottabad, vol. 21, no. 1, pp. 11–16, Mar. 2009.