No abstract available
MeSH terms
-
Air Pollutants, Occupational / analysis
-
Chemical Industry*
-
Dust / analysis
-
Environmental Exposure
-
Equipment and Supplies
-
Fertilizers / adverse effects*
-
Humans
-
USSR
-
Urea / adverse effects*
Substances
-
Air Pollutants, Occupational
-
Dust
-
Fertilizers
-
Urea