1. Department of Pediatric Dentistry, College of Dentistry, University of Illinois at Chicago, Chicago, Illinois
2. Division of Prevention and Public Health Sciences, College of Dentistry, University of Illinois at Chicago, Chicago, Illinois
3. Division of Epidemiology and Biostatistics, School of Public Health, University of Illinois at Chicago, Chicago, Illinois
4. Library of Health Sciences, University of Illinois at Chicago, Chicago, Illinois
5. Department of Oral Medicine and Diagnostic Sciences, College of Dentistry, University of Illinois at Chicago, Chicago, Illinois