title: Gastric secretion in early childhood.
mesh_terms: D002675:Child, Preschool; D005745:Gastric Acidity Determination; D005750:Gastric Juice / Q000032:analysis*; D006632:Histamine; D006801:Humans; D007223:Infant; D007437:Intrinsic Factor / Q000032:analysis; D010434:Pepsin A / Q000032:analysis; D012636:Secretory Rate
chemical_list: D006632:Histamine; D007437:Intrinsic Factor; D010434:Pepsin A