title: The oral contraceptive and variegate porphyria.
mesh_terms: D000328:Adult; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005243:Feces / Q000032:analysis; D005260:Female; D006801:Humans; D010859:Pigmentation Disorders / Q000209:etiology; D011164:Porphyrias / Q000139:chemically induced*; D011166:Porphyrins / Q000032:analysis* / Q000652:urine
chemical_list: D003276:Contraceptives, Oral; D011166:Porphyrins