Association of health vulnerability with adverse outcomes in older people with COVID-19: a prospective cohort study. Clinics, [S. l.], v. 76, p. e3369, 2021. DOI: 10.6061/clinics/2021/e3369. Disponível em: https://www.revistas.usp.br/clinics/article/view/212762.. Acesso em: 19 may. 2024.