Bovine hyperkeratosis:  studies on a German wood preservative.
D000818:Animals; D002417:Cattle; D003033:Coal Tar; D009281:Naphthalenes / Q000494:pharmacology*; D012871:Skin Diseases; D014934:Wood
D009281:Naphthalenes; C031721:naphthalene; D003033:Coal Tar
NAPHTHALENE/effects; SKIN/diseases