Dr. Sagar Kumar and Dr. Saurabh Singh 2025. ROLE OF SERUM VITAMIN D DEFICIENCY IN ESSENTIAL HYPERTENSION AND ITS CORRELATION WITH SEVERITY OF BLOOD PRESSURE. Journal of Population Therapeutics and Clinical Pharmacology. 32, 9 (Sep. 2025), 1684–1692. DOI:https://doi.org/10.69980/k6j5rc60.