title: [Ways to increase the effectiveness of studying the hygienic regulation of harmful substances].
mesh_terms: D008452:Maximum Allowable Concentration; D012107:Research Design; D012449:Safety; D014116:Toxicology / Q000379:methods*
vernacular_title: O putiakh povysheniia éffektivnosti issledovaniia po gigienicheskoĭ reglamentatsii vrednykh veshchestv.