1. Department of Internal Medicine, Loma Linda University Medical Center, Loma Linda, California, United States
2. Hematology/Oncology Department, Loma Linda University Medical Center, Loma Linda, California, United States
3. Department of Pathology, Cedars Sinai Medical Center, Los Angeles, California, United States
4. Department of Nephrology, Loma Linda University Medical Center, Loma Linda, California, United States