[Hygienic efficacy of the EPV-1 ejector-type collector in drilling blasting holes in hydraulic mine shafts].
D003032:Coal Mining; D004391:Dust; D009787:Occupational Medicine; D014586:USSR
D004391:Dust
Gigienicheskaia éffektivnost' ézhektornogo pyleukovitelia EPV-1 pri bureniia shpurov na gidroshakhtakh.