Handayani, Annedya, Yulastri Arif, and Zifriyanthi Minanda Putri. “The Role of the Managerial Function of Supervisor Model 4S towards Patient Safety Culture at Sawahlunto General Hospital”. Bioscientia Medicina : Journal of Biomedicine and Translational Research 6, no. 10 (July 29, 2022): 2292-2299. Accessed April 25, 2024. https://bioscmed.com/index.php/bsm/article/view/594.