| http://www.w3.org/ns/prov#value | - Magnesium deficiency causes cardiac arrhythmia and several studies suggest that a low level of magnesium in drinking water is a risk factor for myocardial infarction, particularly among men.Aha, here is some good evidence in PMID 9513928, Dietary magnesium intake in a French adult population:QuoteMagnesium intake was assessed using six 24-h dietary records during a 1-year period in 5,448 subjects (
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