Kalla, I S. “ The Plight of the ‘asthmatic patient’ in South Africa – a Subgroup Analysis of the SABINA III Study”. African Journal of Thoracic and Critical Care Medicine, vol. 28, no. 4, Dec. 2022, pp. 148-9, https://doi.org/10.7196/AJTCCM.2022.v28i4.298.