title: [Hygienic problems of the complex use and preservation of water resources in the Polish Peoples' Republic].
mesh_terms: D011044:Poland; D014876:Water Pollution / Q000517:prevention & control*; D014881:Water Supply
vernacular_title: Gigienicheskie voprosy kompleksnogo ispol'zovaniia i okhrany vodnykh resursov v Pol'skoĭ Narodnoĭ Respublike.