| http://www.w3.org/ns/prov#value | - Data from hospital surveillance records, registers maintained in primary care settings, and background data on patients recruited into randomized trials have shown that during the past few years, about two thirds of patients with ischemic heart disease did not receive statins, half did not receive ??-adrenergic blocking agents and other drugs, and, in some localities, a quarter to a half did not r
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