Santos, EMorão, SKnoblich, MAlves, R2022-09-062022-09-062021Port J Pediatr 2021;52:76-7http://hdl.handle.net/10400.17/4240engChild, PreschoolAbdominal Pain/etiologyChronic DiseaseStomach Volvulus/diagnosisHDE CIR PEDjournal article