When the science writer said the British Chiropractic Association "happily promotes bogus treatments," the group had to react, its newsletter says (PDF). "For years, chiropractic had been castigated in a succession of critical articles, but here was a published article which had explicitly named a chiropractic association and had made defamatory comments about it," its president writes. Singh's co-author Edzard Ernst responds in the Guardian.
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