Say yes to a clinical trial; it may be good for your health

Patients with chronic heart failure who agree to take part in clinical trials have a better prognosis than those who do not, according to a study reported in the November European Journal of Heart Failure.(1) The finding, say the authors, may even call into question the commonplace ethical requirement of most clinical trials that by choosing not to take part in the study a patient will not be disadvantaged.

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