title: [Occupation, age, tumor site and histological findings in 497 patients with malignant tumors].
mesh_terms: D006801:Humans; D007822:Laryngeal Neoplasms; D007830:Larynx; D009369:Neoplasms; D009669:Nose Neoplasms; D009784:Occupational Diseases / Q000706:statistics & numerical data*; D009790:Occupations
keywords: LARYNX/neoplasms; NOSE/neoplasms; OCCUPATIONAL DISEASES/statistics