Yang JIANSHE; Kang LI. Risk Stratification of Patients Admitted to Hospital with Covid-19 Using the ISARIC WHO Clinical Characterisation Protocol: Development and Validation of the 4C Mortality Score. Diagnostic and Treatment Advances in COVID-19 and SARS-CoV-2, [S. l.], p. 250–252, 2023. DOI: 10.9734/bpi/mono/978-81-19039-63-0/CH20. Disponível em: https://stm.bookpi.org/DTACSC/article/view/9572. Acesso em: 13 jun. 2026.