Kandasamy, E., and S. K. Andy. “A Cross-Sectional Study on Prevalence of Gastro Esophageal Reflux Disease in Regurgitant Infant and Children With Evaluation of IGERQ Score”. International Journal of Contemporary Pediatrics, vol. 5, no. 2, Feb. 2018, pp. 395-9, doi:10.18203/2349-3291.ijcp20180457.