1.
Muhtazah F, Kahanjak D, Nugrahini S. The Relationship Between Sleep Quality and Concentration of preclinic students Faculty of Medicine Palangka Raya University 2022. Barigas [Internet]. 2023 Mar. 25 [cited 2024 Jul. 3];1(1). Available from: https://e-journal.upr.ac.id/index.php/medica/article/view/8034