Optimization of Functional Diagnostics of Gastrointestinal Tract Diseases. American Journal of Pediatric Medicine and Health Sciences (2993-2149), [S. l.], v. 1, n. 8, p. 421–427, 2023. Disponível em: https://www.grnjournal.us/index.php/AJPMHS/article/view/1156. Acesso em: 4 feb. 2026.