Burke Michael A, Givertz Michael M
Cardiovascular Division, Department of Medicine, Brigham and Women's Hospital, Harvard Medical School (M.A.B., M.M.G.), and VA Boston Healthcare System (M.A.B.), Boston, MA.
Circulation. 2014 Mar 11;129(10):1161-6. doi: 10.1161/CIRCULATIONAHA.113.002836.