Community-acquired pneumonia severity assessment tools in patients hospitalized with COVID-19: a validation and clinical applicability study - Neto, Felippe Lazar; Marino, Lucas Oliveira; Torres, Antoni; Cilloniz, Catia; Marchini, Julio Flavio Meirelles; Alencar, Julio Cesar Garcia de; Palomeque, Andrea; Albacar, Nuria; Brandao Neto, Rodrigo Antonio; Souza, Heraldo Possolo de; Ranzani, Otavio Tavares (Clinical microbiology and infection, 2021)