B.M Allos -
Division of Infectious Diseases, Departments of Medicine and Microbiology and Immunology, Vanderbilt University School of Medicine, Department of Veterans Affairs Medical Center, Nashville, Tennessee, USA
M.J Blaser -
Division of Infectious Diseases, Departments of Medicine and Microbiology and Immunology, Vanderbilt University School of Medicine, Department of Veterans Affairs Medical Center, Nashville, Tennessee, USA