Institution: | Laboratory of Clinical Immunology and Microbiology, National Institute of Allergy and Infectious Diseases, National Institutes of Health, BG 10 RM 12C118 MSC 1888 10 Center, Bethesda, MD 20892-1888, USA;Division of Infectious Diseases, Maine Medical Center, Tufts University School of Medicine, South Portland, ME 04106, USA |