SETIAWAN, Yenny Frida. FRAILTY AND MORTALITY ASSOCIATION IN PATIENTS WITH COVID-19: A SYSTEMATIC REVIEW. Journal of Advanced Research in Medical and Health Science (ISSN 2208-2425), [S. l.], v. 8, n. 11, p. 21–27, 2022. Disponível em: https://jarmhs.com/MHS/index.php/mhs/article/view/76.. Acesso em: 18 jan. 2025.