Sari, Ninik, Merina Widyastuti, and Putri Rifah. “Spirituality and Anxiety in Critical Care Patients’ Families: A Systematic Review”. Jurnal Ilmu dan Teknologi Kesehatan 9, no. 1 (September 30, 2021): 1-12. Accessed February 7, 2025. https://ejurnal.poltekkesjakarta3.ac.id/index.php/jitek/article/view/552.