Putri, Monica, Ermi Girsang, Linda Chiuman, and Ulina Karo Karo. “Strategy to Increase the Quality of Service and Safety Patients in the Hospital Imelda Medan 2020”. International Journal of Research in Medical Sciences 9, no. 7 (June 25, 2021): 1871–1877. Accessed October 14, 2025. https://www.msjonline.org/index.php/ijrms/article/view/9838.