1. School of Speech, Language, and Hearing Sciences, San Diego State University, San Diego, CA;
2. Center for Biostatistics in AIDS Research, Harvard T. H. Chan School of Public Health, Boston, MA;
3. Epidemiology and Statistics Program, National Institute on Deafness and Other Communication Disorders, NIH, Bethesda, MD;
4. Department of Pediatrics, Maternal, Child & Adolescent Center for Infectious Diseases and Virology, Keck School of Medicine of University of Southern California, Los Angeles, CA; and
5. Department of Pediatrics, Division of Pediatric Infectious Disease, BronxCare Health System, Bronx, NY.