Prognostic factors for morbidity and mortality in elderly patients undergoing acute gastrointestinal surgery: a systematic review
Davis, Philip, MD, MSc ; Hayden, Jill, PhD ; Springer, Jeremy, MSc ; Bailey, Jonathon, MD, MSc ; Molinari, Michele, MD, MSc ; Johnson, Paul, MD, MSc
Canadian Journal of Surgery, 2014-04, Vol.57 (2), p.E44-E52 [Periódico revisado por pares]Canada: Joule Inc
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