1. Division of Infectious Diseases, University of California Los Angeles, Los Angeles, CA, USA
2. Division of Preventative and Restorative Sciences, School of Dentistry, University of California Los Angeles, Los Angeles, CA, USA
3. Department of Paediatric Dentistry and Orthodontics, University of Nairobi, Nairobi, Kenya
4. Departments of Global Health, Medicine, and Pediatrics, University of Washington, Seattle, WA, USA
5. Department of Pediatrics and Child Health, University of Nairobi, Nairobi, Kenya
6. Department of Global Health, University of Washington, Seattle, WA, USA
7. Departments of Epidemiology and Global Health, University of Washington, Seattle, WA, USA
8. UW Timothy A. DeRouen Center for Global Oral Health, School of Dentistry, University of Washington, Seattle, WA, USA
9. Department of Pediatric Dentistry, Universidad Peruana Cayetano Heredia, Lima, Peru