Rathnasiri, H. O. S., K. H. Athukorala, R. M. V., and S. L. N. “Physical Fitness in Belarusian Children With Chronic Gastritis”. International Journal of Research in Medical Sciences, vol. 14, no. 4, Mar. 2026, pp. 1337-43, doi:10.18203/2320-6012.ijrms20260937.