1 University of Toledo College of Medicine and Life Sciences, Ohio.
2 Division of Rheumatology, Department of Internal Medicine, St. Joseph Mercy Ann Arbor, Mich.
3 Division of Cardiovascular Medicine, Department of Internal Medicine, St. Joseph Mercy Ann Arbor, Mich. Electronic address: bhubbard@michiganheart.com.
4 Division of Cardiovascular Medicine, Department of Internal Medicine, St. Joseph Mercy Ann Arbor, Mich.
5 Division of Cardiovascular and Thoracic Surgery, Department of Internal Medicine, St. Joseph Mercy Ann Arbor, Mich.
6 Division of Infectious Diseases, Department of Internal Medicine, St. Joseph Mercy Ann Arbor, Mich.