Cohort study of formaldehyde process workers.
D000818:Animals; D005557:Formaldehyde / Q000009:adverse effects*; D006801:Humans; D008175:Lung Neoplasms / Q000139:chemically induced*; D008297:Male; D009669:Nose Neoplasms / Q000139:chemically induced*; D009784:Occupational Diseases / Q000139:chemically induced*; D051381:Rats
D005557:Formaldehyde