title: [Threshold of action, threshold of toxicity and optimal level of external influences].
authors.forename: V V
authors.initials: VV
authors.lastname: Vlasov
mesh_terms: D004781:Environmental Exposure; D004784:Environmental Monitoring; D015386:Hazardous Substances; D006920:Hygiene; D008452:Maximum Allowable Concentration
chemical_list: D015386:Hazardous Substances
vernacular_title: O poroge deĭstviia, poroge vrednosti i optimalńom urovne vneshnikh vozdeĭstviĭ.