[Sanitary bacteriological assessment of drinking water quality].
D004926:Escherichia coli / Q000302:isolation & purification; D008722:Methods; D014586:USSR; D014871:Water Microbiology; D014881:Water Supply / Q000032:analysis*
K voprosu o sanitarno-bakteriologicheskoĭ otsenke kachestva pit'evoĭ vody.