Rifdafadlillah, R. and Arrofiq, M. 2026. Preventing Needle Stick Injuries (NSI) Among Medical Waste Handlers: A Systematic Review Based on the Hierarchy of Hazard Controls. KESANS : International Journal of Health and Science. 5, 12 (Sep. 2026), 2343–2352. DOI:https://doi.org/10.54543/kesans.v5i12.726.