Age and sex of surgeons and mortality of older surgical patients: observational study

Tsugawa, Yusuke ; Jena, Anupam B ; Orav, E John ; Blumenthal, Daniel M ; Tsai, Thomas C ; Mehtsun, Winta T ; Jha, Ashish K

BMJ (Online), 2018-04, Vol.361, p.k1343-k1343 [Periódico revisado por pares]

England: BMJ Publishing Group LTD

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