1. Department of Internal Medicine, Michigan Medicine, Ann Arbor, Michigan, USA
2. Division of Internal Medicine, Samaritan Medical Center, Watertown, New York, USA
3. Research Update Organization, Houston, Texas, USA
4. Department of Medicine, Medstar Harbor Hospital, Baltimore, Maryland, USA
5. Virtua Hospitalists, Marlton, New Jersey, USA
6. Division of Nephrology, Guthrie Robert Packer Hospital, Sayre, Pennsylvania, USA
7. Hospitalist Department, Guthrie Robert Packer Hospital, Sayre, Pennsylvania, USA