Alatas, F., K. Salsabila, N. -, N. Amalia, and G. Hanafi. “Functional Gastrointestinal Disorders and Nutritional Status in Junior High School Students”. Paediatrica Indonesiana, Vol. 62, no. 4, July 2022, pp. 243-8, doi:10.14238/pi62.4.2022.243-8.