1. David Horn LLC Doylestown PA USA
2. Division of Infectious Disease University of Nebraska Medical Center Omaha NE USA
3. Infectious Diseases Division Perelman School of Medicine University of Pennsylvania Philadelphia PA USA
4. Astellas Pharma Scientific and Medical Affairs, Inc. Northbrook IL USA
5. Division of Infectious Diseases Veterans Affairs Ann Arbor Healthcare System and University of Michigan Medical School Ann Arbor MI USA