For obvious reasons, drug companies make very sure that their positive studies are published in medical journals and doctors know about them, while the negative ones often languish unseen within the FDA, which regards them as proprietary and therefore confidential. This practice greatly biases the medical literature, medical education, and treatment decisions. - The Epidemic of Mental Illness: Why?
ну и много там, особенно на второй странице: "...relatively small difference between drugs and placebos might not be a real drug effect at all."
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