Narula, G. K., A. K. Singh, and A. Adya. “Comparison of Central Venous Oxygen Saturation and Serum Lactate Clearance As Predictors of Outcome in Septic Shock Patients: A Prospective Control Trial”. International Journal of Research in Medical Sciences, vol. 6, no. 2, Jan. 2018, pp. 653-9, doi:10.18203/2320-6012.ijrms20180315.