1. Associate Professor of Internal Medicine and Pediatrics, The University of Alabama at Birmingham , c/o UAB Medicine Leeds, 1141 Payton Way , Leeds, AL 35094 , USA
2. Department of Internal Medicine, Johns Hopkins Hospital and Health System , Baltimore, MD , USA
3. Department of Medicine , Stanford University School of Medicine , Stanford, CA , USA
4. University of Chicago Hospital , Chicago, IL , USA
5. Department of Internal Medicine , Johns Hopkins University Carey Business School – Baltimore Campus , Baltimore, MD , USA
6. Department of Pulmonary and Critical Care Medicine, Johns Hopkins Hospital and Health System , Baltimore, MD , USA