title: Differential morphological changes in sympathetic nerve fibers elicited by lead, cadmium, and mercury.
mesh_terms: D000818:Animals; D002104:Cadmium / Q000633:toxicity; D005123:Eye / Q000294:innervation; D007498:Iris / Q000294:innervation; D007854:Lead / Q000633:toxicity; D008297:Male; D008628:Mercury / Q000633:toxicity; D008670:Metals / Q000633:toxicity*; D009412:Nerve Fibers / Q000187:drug effects* / Q000473:pathology; D051381:Rats; D011919:Rats, Inbred Strains; D013564:Sympathetic Nervous System / Q000187:drug effects* / Q000473:pathology
chemical_list: D008670:Metals; D002104:Cadmium; D007854:Lead; D008628:Mercury