[Relationship between occupational respiratory pathology and cumulative exposure to dust]. / Sviaz' professional'noi patologii organov dykhaniia s kumuliativnoi pylevoi ékspozitsiei.

The authors concluded that "multiplicity of excess in MAC for predominantly fibrogenic dusts" value remains quite informative criterion in classification of work conditions and in forecasting the development of occupational respiratory diseases. Suggested in the new "Hygienic criteria for evaluation and classification of work conditions according to jeopardy and harm of occupational hazards, hardiness and stress of work" Manual, method determining harm degree of work conditions according to multiplicity of excess in reference dust loads is arduous but not so informative, and recommended values for reference dust loads are boosted and need correction.