title: Seasonal variation of mutagenic activity in drinking water.
mesh_terms: D007484:Iowa; D009152:Mutagenicity Tests; D009153:Mutagens / Q000633:toxicity*; D012475:Salmonella / Q000187:drug effects; D012621:Seasons; D014873:Water Pollutants / Q000633:toxicity*; D014874:Water Pollutants, Chemical / Q000633:toxicity*; D014881:Water Supply
chemical_list: D009153:Mutagens; D014873:Water Pollutants; D014874:Water Pollutants, Chemical