1 Sanghyuk S. Shin and Tiffany Hsu are with the Department of Epidemiology, Fielding School of Public Health, University of California, Los Angeles. Edgar Chavez is with the Universal Community Health Center, Los Angeles. Alicia H. Chang is with the Division of Infectious Diseases and Geographic Medicine, Stanford University, Stanford, CA, and the Tuberculosis Control Program, Los Angeles County Department of Public Health, Los Angeles. Peter R. Kerndt is with the Tuberculosis Control Program, Los Angeles County Department of Public Health.