1. Division of Infectious Diseases, Harbor-UCLA Medical Center , 1000 West Carson Street, MRL Building, Box 466; Torrance, CA 90502 , United States
2. The Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center , 1124 W Carson St, Torrance, CA 90502 , United States
3. Respiratory Institute, Cleveland Clinic , Cleveland Clinic Main Campus, Mail Code A90, 9500 Euclid Avenue, Cleveland, OH 44195 , United States