[Problems in public health virological control of natural recreational areas].
Borovik
E B
EB
Bagdasarjan
G A
GA
Sotova
W I
WI
D001493:Bathing Beaches / Q000592:standards*; D006294:Health Resorts / Q000592:standards*; D006801:Humans; D012307:Risk Factors; D014586:USSR; D014777:Virus Diseases / Q000517:prevention & control*; D014871:Water Microbiology
Probleme der hygienisch-virologischen Kontrolle der natürlichen Erholungsgebiete.