title: [The maturation process of the lower esophageal sphincter].
mesh_terms: D004943:Esophagogastric Junction / Q000254:growth & development* / Q000503:physiopathology; D005764:Gastroesophageal Reflux / Q000503:physiopathology* / Q000517:prevention & control; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D011187:Posture
vernacular_title: El proceso madurativo del esfínter esofágico inferior.