Khan, F., A. C. Gupta, R. Giri, and V. Kumar. “Modified Rockall Score: A Predictor for Outcome in Patients Presenting With Upper Gastrointestinal Bleed”. International Journal of Research in Medical Sciences, vol. 11, no. 6, May 2023, pp. 2032-5, doi:10.18203/2320-6012.ijrms20231613.