[Relation of water hardness to the occurrence of acute myocardial infarct].
D002118:Calcium / Q000032:analysis*; D003604:Czechoslovakia; D006801:Humans; D009203:Myocardial Infarction / Q000517:prevention & control*; D014881:Water Supply / Q000032:analysis*
D002118:Calcium
Beziehung der "Wasserhärte" zum Auftreten des akuten Herzinfarkts.