1. Department of Medicine; Naval Medical Center San Diego; San Diego CA USA
2. Department of Medicine; Division of Infectious Diseases; Naval Medical Center San Diego; San Diego California
3. Department of Pathology; Neuropathology; University of California; San Diego California
4. Department of Medicine; Pathology; University of California; San Diego La Jolla California
5. Department of Medicine; Divisions of General Internal Medicine and Infectious Disease; University of California; La Jolla San Diego California