title: Ultrasound demonstration of gastroesophageal reflux.
mesh_terms: D000293:Adolescent; D005247:Feeding Behavior; D005260:Female; D005764:Gastroesophageal Reflux / Q000175:diagnosis*; D006801:Humans; D007225:Infant Food; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases / Q000175:diagnosis*; D008297:Male; D014463:Ultrasonography