Hospital admission records: a source for identifying occupational groups at risk of cancer.
D005260:Female; D006753:Hospital Records; D006801:Humans; D008297:Male; D008499:Medical Records; D008875:Middle Aged; D009369:Neoplasms / Q000209:etiology*; D009518:New York; D009784:Occupational Diseases / Q000209:etiology*; D009790:Occupations; D012189:Retrospective Studies / Q000379:methods*; D012306:Risk