[Problem of ulcer disease in iron and metal industry].
D006801:Humans; D007221:Industry; D007501:Iron; D008670:Metals; D010437:Peptic Ulcer / Q000706:statistics & numerical data*; D014456:Ulcer
D008670:Metals; D007501:Iron
PEPTIC ULCER/statistics
A fekélybetegség kérdése a vas- és fémiparban.