title: Clinical studies of 63 cases of various porphyrias in Barcelona over the 2-year-period 1968-1970.
mesh_terms: D005243:Feces / Q000032:analysis; D006801:Humans; D011162:Porphobilinogen / Q000652:urine; D011164:Porphyrias / Q000175:diagnosis* / Q000453:epidemiology / Q000378:metabolism; D011166:Porphyrins / Q000032:analysis / Q000097:blood / Q000378:metabolism / Q000652:urine; D013030:Spain; D013472:Sunlight
chemical_list: D011166:Porphyrins; D011162:Porphobilinogen