title: Urinary porphyrins and their precursors in human pregnancy and after delivery.
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D007982:Levulinic Acids / Q000652:urine; D011162:Porphobilinogen / Q000652:urine; D011166:Porphyrins / Q000652:urine*; D049590:Postpartum Period; D011247:Pregnancy; D013223:Statistics as Topic
chemical_list: D007982:Levulinic Acids; D011166:Porphyrins; D011162:Porphobilinogen