title: Letter: Lead in water and mortality.
mesh_terms: D000328:Adult; D000368:Aged; D003327:Coronary Disease / Q000401:mortality*; D005260:Female; D005770:Gastrointestinal Neoplasms / Q000401:mortality*; D006801:Humans; D007854:Lead / Q000009:adverse effects / Q000032:analysis*; D008297:Male; D008875:Middle Aged; D014852:Wales; D014873:Water Pollutants; D014874:Water Pollutants, Chemical; D014881:Water Supply / Q000032:analysis*
chemical_list: D014873:Water Pollutants; D014874:Water Pollutants, Chemical; D007854:Lead