Ary Denggan Syahputra Lubis, Ermi Girsang, Maya Sari Mutiara, Ulina Karo-karo. Analysis Of Pharmaceutical Personnel Needs On Workload With Method Wisn (Workload Indicator Of Staffing Need) In Hospital Pharmaceutical Installation Hospital Royal Prima. IJHP [Internet]. 2022 Feb. 14 [cited 2025 Mar. 10];2(2):250-8. Available from: https://ijhp.net/index.php/IJHP/article/view/27