R. Agrawal, L. A. V, S. S, J. Kare, and J. M. Raj, “Predictors of the failure of non-invasive ventilation in children with acute respiratory distress: A prospective observational study”, Indian J Child Health, vol. 6, no. 1, pp. 6–11, Jan. 2019, doi: 10.32677/IJCH.2019.v06.i01.002.