[Occupational ear diseases].
Brühl
G
G
D004427:Ear Diseases / Q000453:epidemiology* / Q000266:history; D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D009784:Occupational Diseases / Q000453:epidemiology* / Q000266:history