Mercado, J., M. Sison, M. P. Landicho-Kanapi, and L. C. Gadong. “Validity of Ankle Brachial Index Using Palpation Method in Screening for Peripheral Arterial Disease in Type 2 Diabetes Mellitus Patients at a Tertiary Hospital in the Philippines”. Journal of the ASEAN Federation of Endocrine Societies, vol. 33, no. 2, Oct. 2018, p. 146, https://asean-endocrinejournal.org/index.php/JAFES/article/view/470.