Assertion: acupuncture's benefit | /r/HasProperty | nonexistent
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Source sentences:
text: Last month, in the journal Anesthesia and Analgesia, two leading medical rationalists, pharmacologist David Colquhoun and neurologist Steven Novella, stuck in the knife: "the benefits of acupuncture are likely nonexistent, or at best are too small and too transient to be of any clinical significance," they wrote.