Asch David A, Ziolek Tracy A, Mehta Shivan J
From the Center for Health Care Innovation (D.A.A., S.J.M.) and the Institutional Review Board (T.A.Z.), University of Pennsylvania, and the Corporal Michael J. Crescenz Veterans Affairs Medical Center (D.A.A.) - all in Philadelphia.
N Engl J Med. 2017 Oct 12;377(15):1412-1414. doi: 10.1056/NEJMp1707991.