DESKY, D. F.; MEGAWATI, E. R.; CHRISTOFOROS GIANNAKI. COVID-19 Pandemic Effect on Stress Levels and Sleep Patterns. Sumatera Medical Journal, [S. l.], v. 7, n. 3, p. 150–154, 2024. DOI: 10.32734/sumej.v7i3.17080. Disponível em: https://talenta.usu.ac.id/smj/article/view/17080. Acesso em: 16 jun. 2025.