Abbas, G., S. Dagoria, A. Yasin, T. Afzal, A. M. Bhat, and N. Atri. “Hypovitaminosis D in Adult Patients Scheduled for Orthopaedic Surgery: A Cross-Sectional and Observational Study”. International Journal of Research in Orthopaedics, vol. 12, no. 2, Feb. 2026, pp. 356-8, doi:10.18203/issn.2455-4510.IntJResOrthop20260497.