title: Chemically distinct stages in developing human fetal enamel.
mesh_terms: D002118:Calcium / Q000032:analysis*; D003743:Dental Enamel / Q000032:analysis / Q000196:embryology*; D005333:Fetus; D005865:Gestational Age; D006801:Humans; D007180:Incisor / Q000032:analysis; D010758:Phosphorus / Q000032:analysis*
chemical_list: D010758:Phosphorus; D002118:Calcium