title: Erythropoietic protoporphyria in two sisters.
mesh_terms: D000328:Adult; D001853:Bone Marrow / Q000032:analysis; D005243:Feces / Q000032:analysis; D005260:Female; D006801:Humans; D010375:Pedigree; D011164:Porphyrias / Q000235:genetics* / Q000473:pathology; D011166:Porphyrins / Q000032:analysis / Q000097:blood / Q000652:urine
chemical_list: D011166:Porphyrins