title: [Improvement of the methods of monitoring hazardous substances in the air of work sites].
mesh_terms: D000393:Air Pollutants / Q000032:analysis*; D000395:Air Pollutants, Occupational / Q000032:analysis*; D002849:Chromatography, Gas; D006801:Humans; D008452:Maximum Allowable Concentration; D013048:Specimen Handling / Q000379:methods
chemical_list: D000393:Air Pollutants; D000395:Air Pollutants, Occupational
vernacular_title: Sovershenstvovanie metodov kontrolia vrednykh veshchestv v vozdukhe rabocheĭ zony.