MAREE, D; SWANEPOEL, R A; SWART, F; GRAY, D M; MASEKELA, R; ALLWOOD, B W; VAN-ZYL SMIT, R N; KOEGELENBERG, C F N. Position statement for adult and paediatric spirometry in South Africa: 2022 update. African Journal of Thoracic and Critical Care Medicine, [S. l.], v. 28, n. 4, p. 181–192, 2022. DOI: 10.7196/AJTCCM.2022.v28i4.287. Disponível em: https://samajournals.co.za/index.php/ajtccm/article/view/623. Acesso em: 23 may. 2026.