S. K. Srinivasamurthy, S. K. Kamalanathan, V. V. Kolar, R. Sundaram, C. R. Goud, and A. Chandrasekaran, “Effect of vitamin D on vascular health in hypertensive patients with vitamin D deficiency”, Int J Basic Clin Pharmacol, vol. 5, no. 6, pp. 2602–2607, Dec. 2016.