title: The porphyrias in the light of Danish observations.
mesh_terms: D000367:Age Factors; D000818:Animals; D001463:Barbiturates / Q000009:adverse effects*; D002417:Cattle; D002418:Cattle Diseases; D002642:Chick Embryo; D003718:Denmark; D004342:Drug Hypersensitivity; D006801:Humans; D011164:Porphyrias / Q000139:chemically induced / Q000145:classification / Q000175:diagnosis / Q000453:epidemiology / Q000235:genetics / Q000517:prevention & control / Q000628:therapy / Q000662:veterinary; D011996:Records; D012042:Registries; D012737:Sex Factors; D013552:Swine; D013553:Swine Diseases
chemical_list: D001463:Barbiturates