Xu Tim, Wick Elizabeth C, Makary Martin A
Johns Hopkins School of Medicine, Baltimore, Maryland, USA.
Johns Hopkins School of Medicine, Baltimore, Maryland, USA Department of Surgery, Johns Hopkins Hospital, Baltimore, Maryland, USA.
BMJ Qual Saf. 2016 May;25(5):311-4. doi: 10.1136/bmjqs-2015-004395. Epub 2015 Sep 8.