- Correspondence to Dr Gordon Schiff, Division of General Internal Medicine, Center for Patient Safety Research and Practice, Brigham and Women's Hospital, 1620 Tremont St. 3rd Fl, Boston, MA 02120, USA;
- Received September 8, 2014
- Revised October 3, 2014
- Accepted December 3, 2014
- First published January 16, 2015.
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