1. Department of Pathology, Microbiology and Immunology, Division of Laboratory Medicine, Vanderbilt University Medical Center , Nashville, Tennessee, USA
2. Department of Laboratory Medicine, Cleveland Clinic , Cleveland, Ohio, USA
3. Department of Pathology, Cleveland Clinic Lerner College of Medicine, Case Western Reserve University , Cleveland, Ohio, USA
4. Infection Biology Program, Lerner Research Institute, Cleveland Clinic , Cleveland, Ohio, USA