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Very interesting. The article is from 11 years ago. Do you know if there's been followup?
Interesting to look at the recent citations to that paper, which mostly seem to point to it being disputed: https://scholar.google.com/scholar?as_ylo=2015&hl=en&as_sdt=2005&sciodt=0,5&cites=17228360383972056019&scipsc= …
Happy (or, rather, not!) to stand corrected; another response points me to a meta-analysis
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