[Indoor air environment in a college dining hall in winter and summer].
D000391:Air Microbiology; D000397:Air Pollution / Q000032:analysis; D002245:Carbon Dioxide / Q000032:analysis; D004391:Dust; D005522:Food Services; D006801:Humans; D012147:Restaurants; D012621:Seasons
D004391:Dust; D002245:Carbon Dioxide