[On improving the sanitary status of gymnasiums].
D000391:Air Microbiology; D000641:Ammonia; D002245:Carbon Dioxide; D006801:Humans; D006813:Humidity; D007846:Laundering; D013178:Sports Medicine; D013696:Temperature; D014586:USSR
D002245:Carbon Dioxide; D000641:Ammonia
Ob uluchshenii sanitarnogo sostoianiia sportivnykh zalov.