title: Nitrate content of ground water is not a valid indicator of faecal pollution in rural Sahel regions. Short communication.
mesh_terms: D000818:Animals; D003124:Colorimetry; D005243:Feces / Q000382:microbiology; D006801:Humans; D009566:Nitrates / Q000032:analysis*; D014871:Water Microbiology; D014876:Water Pollution / Q000032:analysis*; D014881:Water Supply / Q000032:analysis*
chemical_list: D009566:Nitrates