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Prospero Crd42015016761.
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Yin Wu
Hartford Hospital
Brooke Levis
University of Ottawa
Ying Sun
Qingdao University
BMJ
McGill University
Keele University
Jewish General Hospital
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Wu et al. (Mon,) studied this question.
synapsesocial.com/papers/69d7612cf182769aa8b8adee — DOI: https://doi.org/10.1136/bmj.n972