V. R. Guthi, Sujith Kumar DS, Yogitha Y, Nagarjuna M, and A. K. Karri, “Prevalence of Antihypertensive Medication Nonadherence and Its Determinants among Urban Hypertensive Patients in Tirupati: A Community-Based Cross-Sectional Study”, Natl J Community Med, vol. 17, no. 07, pp. 615–623, Jul. 2026.