Kalla I S
Department of Pulmonology and Department of Critical Care Medicine, Charlotte Maxeke Johannesburg Academic Hospital, University of the Witwatersrand, Johannesburg, South Africa.
Afr J Thorac Crit Care Med. 2022 Dec 19;28(4). doi: 10.7196/AJTCCM.2022.v28i4.298. eCollection 2022.