1. Dept Internal Medicine, Div of Medical Oncology, Ashland Bellefonte Cancer Center, Ashland, USA
2. Department of Internal Medicine, Division of Nephrology, Adventist Medical Center, Hanford, CA, USA
3. Department of Medicine, Interfaith Medical Center, Brooklyn, NY, USA
4. Department of Internal Medicine, Division of Rheumatology, Adventist Medical Center, Hanford, CA, USA
5. Wise Health System, Decatur, TX, USA
6. Internal Medicine, Cape Fear Valley Hospital, Fayetteville, NC, USA
7. Phobe Putney Memorial Hospital, Medical College of Georgia, Albany, GA, USA