1. Section of Infectious Diseases, Department of Medicine, Baylor College of Medicine , Houston, Texas , USA
2. Department of Medicine, Baylor College of Medicine , Houston, Texas , USA
3. Department of Pathology, Baylor St. Luke‘s Medical Center , Houston, Texas , USA
4. Department of Pathology & Immunology, Baylor College of Medicine , Houston, Texas , USA
5. Department of Dermatology, Baylor College of Medicine , Houston, Texas , USA