title: Letter: Hiatal hernia and gastroesophageal reflux.
mesh_terms: D005764:Gastroesophageal Reflux / Q000175:diagnosis*; D006548:Hernia, Diaphragmatic / Q000175:diagnosis*; D006551:Hernia, Hiatal / Q000150:complications / Q000175:diagnosis*; D006801:Humans; D007223:Infant