S. A. van Blydenstein, T. Nell, C. Menezes, B. F. Jacobson, and S. Omar, “Pulmonary ultrasound in COVID-19 and non-COVID-19 pneumonia in South Africa. An observational study”., Afr J Thoracic Crit Care Med, vol. 31, no. 1, p. e1887, Mar. 2025, doi: 10.7196/AJTCCM.2025.v31i1.1887.