Surendhar, S. et al. 2023. Complementary value of the Shock Index v. the Modified Shock Index in the prediction of in-hospital intensive care unit admission and mortality: A single-centre experience. African Journal of Thoracic and Critical Care Medicine. 29, 2 (Aug. 2023), 52–56. DOI:https://doi.org/10.7196/AJTCCM.2023.v29i2.286.