[Conditions of the upper respiratory tract and of the ear in agricultural workers of Lenin and Viazemskii districts of the Khabarovsk region].
D000383:Agriculture; D006801:Humans; D007830:Larynx; D010036:Otolaryngology; D014132:Trachea
AGRICULTURE; OTORHINOLARYNGOLOGY
Sostoianie verkhnikh dykhatel'nykh putei i ukha u rabotnikov sel'skogo khoziaistva Leninskogo i Viazemskogo raionov Khabarovskogo kraia.