Pasaribu, Pisga, and Denny Ricky. “Tingkat Stres Perawat Terkait Isu Covid-19”. Jurnal Penelitian Perawat Profesional 3, no. 2 (May 8, 2021): 287-294. Accessed June 25, 2026. http://jurnal.globalhealthsciencegroup.com/index.php/JPPP/article/view/429.