Indra Hizkia Perangin-angin, Rusmauli Lumban Gaol, Sry Rumondang Sitindaon, Putri Rista Ulina Br Tarigan. Nurses’ Knowledge Level of Early Warning Score (EWS) in the Internal Medicine Room of Santa Elisabeth Hospital Medan . JURRIKES [Internet]. 2025 Sep. 22 [cited 2026 Mar. 4];4(3):471-92. Available from: https://prin.or.id/index.php/JURRIKES/article/view/6741