Implanted defibrillators slash sudden death rate in study, thousands more may get them in future.
Goldsmith
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MF
D000368:Aged; D016757:Death, Sudden, Cardiac / Q000517:prevention & control*; D004554:Electric Countershock / Q000295:instrumentation*; D004567:Electrodes, Implanted; D006801:Humans; D008875:Middle Aged