Deep, Hardeep S., Kamaldeep K., Devinder S. Mahajan, and Hargurpal S. Brar. 2019. “Comparative Study of Pulse Oximetry and Ankle-Brachial Index As a Screening Test for Asymptomatic Peripheral Vascular Disease in Type 2 Diabetes Mellitus Against Color Doppler Ultrasonography As Reference Standard”. International Journal of Advances in Medicine 6 (4):1151-56. https://doi.org/10.18203/2349-3933.ijam20193263.