Water hardness, arteriosclerotic heart disease and sudden death.
D000328:Adult; D000367:Age Factors; D000368:Aged; D003327:Coronary Disease / Q000401:mortality*; D003644:Death Certificates; D003645:Death, Sudden; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009026:Mortality; D009864:Ontario; D012737:Sex Factors; D014861:Washington; D014867:Water
D014867:Water