LABUSCHAGNE, H C; VENTURAS, J; MOODLEY, H. Risk stratification of hospital admissions for COVID-19 pneumonia by chest radiographic scoring in a Johannesburg tertiary hospital. South African Medical Journal, South Africa, v. 113, n. 2, p. 75–83, 2023. DOI: 10.7196/SAMJ.2023.v113i2.16681. Disponível em: https://samajournals.co.za/index.php/samj/article/view/733. Acesso em: 31 jan. 2026.