Sudden death: identification of high risk groups.
D000367:Age Factors; D000368:Aged; D000787:Angina Pectoris / Q000401:mortality; D001145:Arrhythmias, Cardiac / Q000401:mortality; D005117:Cardiac Complexes, Premature / Q000150:complications; D003080:Cold Temperature / Q000009:adverse effects; D003327:Coronary Disease / Q000150:complications / Q000175:diagnosis / Q000401:mortality*; D003645:Death, Sudden; D005260:Female; D006352:Heart Ventricles; D006801:Humans; D008297:Male; D008875:Middle Aged; D008903:Minerals / Q000032:analysis; D009203:Myocardial Infarction / Q000401:mortality; D011379:Prognosis; D011446:Prospective Studies; D012737:Sex Factors; D013548:Sweden; D013997:Time Factors; D014880:Water Softening; D014881:Water Supply / Q000032:analysis
D008903:Minerals