Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector6098810.17816/kazmj60988Research ArticleUpper respiratory tract diseases in woodworking workersEfremovG. G.info@eco-vector.comMoscow Research Institute of Ear, Throat and Nose2909196849594951502202115022021Copyright © 1968, Efremov G.G.1968<p>The strong irritant effect of formaldehyde is due to its irreversible reaction with proteins of the surface layers of the mucous membrane. The issue of the chronic effect of formaldehyde on the upper respiratory tract is not well covered, there is no work on the incidence of diseases of the ear, throat and nose in formaldehyde production workers.</p>Kazan Medical archiveКазанский медицинский архив