[Problems of environmental hygiene at the 19th session of the World Health Organization].
D000397:Air Pollution / Q000517:prevention & control*; D004781:Environmental Exposure; D006920:Hygiene; D007492:Iran; D007557:Israel; D007730:Kuwait; D014876:Water Pollution / Q000517:prevention & control*; D014881:Water Supply
Voprosy gigieny vneshneĭ sredy na 19-ĭ sessii Vsemirnoĭ assamblei zdravookhraneniia.