Epidemic nosebleeds in apple packers.
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D000293:Adolescent; D000328:Adult; D004844:Epistaxis / Q000453:epidemiology* / Q000209:etiology; D005260:Female; D018857:Food Packaging; D006801:Humans; D008297:Male; D027845:Malus; D008875:Middle Aged; D009784:Occupational Diseases / Q000453:epidemiology*; D010209:Paper; D014861:Washington / Q000453:epidemiology