Umadevi, G. ., and S. . Umamaheswari. “Advancing Healthcare Service Efficacy by Optimizing Pharmaceutical Inventory Management: Leveraging ABC, VED Analysis for Trend Demand”. International Journal of Statistics in Medical Research, vol. 12, Dec. 2023, pp. 283-9, doi:10.6000/1929-6029.2023.12.33.