Sahasrabhojney, V., Game, P. D., Chand, D., Meshram, V., Kharade, M., & Deotale, R. (2017). SpO2/FiO2 ratio: a prognostic marker for influenza patients. International Journal of Research in Medical Sciences, 3(12), 3830–3832. https://doi.org/10.18203/2320-6012.ijrms20151451