Siregar, Fitria Desiana, et al. “The Influence of Supervision by the Head of Medical Services and Nurse Performance on Patient Safety at Aek Kanopan Regional General Hospital”. Buletin Kedokteran & Kesehatan Prima, vol. 5, no. 1, Mar. 2026, pp. 78-83, https://jurnal.unprimdn.ac.id/index.php/bulkesprima/article/view/8087.