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. 2017 Jan 27;7(1):e013518. doi: 10.1136/bmjopen-2016-013518

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Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://www.bmj.com/company/products-services/rights-and-licensing/

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Estimated marginal mean psychological distress (K10) scores by time and intervention arm (error bars represent ±1 SE). K10, Kessler Psychological Distress Scale.