
Keywords: سندرم درد شکم عملکرد; AP-FGID; Abdominal pain-related functional gastrointestinal disorder; BCaCI; Bias-corrected and accelerated 95% CI; DMC; Dutch Manual for Costing in Economic Evaluations; FAP; Functional abdominal pain; FAPS; Functional abdominal pain syndrome; IBS; Irrit