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Obstructive sleep apnoea, positive airway pressure treatment and postoperative delirium: protocol for a retrospective observational study
Christopher R King, Krisztina E Escallier, Yo-El S Ju, Nan Lin, Ben Julian Palanca, Sherry Lynn McKinnon, Michael Simon Avidan

BMJ Open Aug 2019, 9 (8) e026649; DOI: 10.1136/bmjopen-2018-026649

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