Widiastuti, Widiastuti, and Novita Nirmalasari. “The Relationship Between Psychological Conditions And Sleep Quality In The Covid-19 Rooms”. Interest : Jurnal Ilmu Kesehatan (July 23, 2021): 108–116. Accessed April 19, 2024. https://jurnalinterest.com/index.php/int/article/view/335.