[Ways to raise the efficiency of research on the hygienic regulation of harmful substances in water].
D004526:Efficiency; D008452:Maximum Allowable Concentration; D012106:Research; D014586:USSR; D014874:Water Pollutants, Chemical / Q000633:toxicity; D014877:Water Pollution, Chemical / Q000517:prevention & control*
D014874:Water Pollutants, Chemical
O putiakh povysheniia éffektivnosti issledovaniĭ po gigienicheskoĭ reglamentatsii vrednykh veshchestv v vode.