title: [Incidence of tubercular infection in sulfur-mine workers].
mesh_terms: D001699:Biometry; D015994:Incidence; D013455:Sulfur / Q000633:toxicity*; D014376:Tuberculosis / Q000706:statistics & numerical data*
chemical_list: D013455:Sulfur
keywords: SULFUR/toxicology; TUBERCULOSIS/statistics