1. Department of Internal Medicine, McLaren-Flint/Michigan State University, Flint, MI, USA
2. Division of Cardiology, Department of Internal Medicine, McLaren-Flint, Flint, MI, USA
3. Department of Scholarly Activity, McLaren Health Care, Flint, MI, USA
4. Division of Pulmonary and Critical Care, Department of Internal Medicine, McLaren-Flint, Flint, MI, USA