[Health condition of the upper respiratory tract in manganese miners].
D006801:Humans; D007830:Larynx; D008345:Manganese; D009784:Occupational Diseases; D012140:Respiratory Tract Diseases; D014132:Trachea
D008345:Manganese
OCCUPATIONAL DISEASES; RESPIRATORY TRACT/diseases
Sostoianie verkhnikh dykhatel'nykh putei u shakhterov margantsevykh rudnikov.