1. Department of Pediatric Dentistry, University of Alabama at Birmingham Schools of Dentistry and Medicine, Birmingham, Alabama, USA
2. Department of Microbiology, University of Alabama at Birmingham Schools of Dentistry and Medicine, Birmingham, Alabama, USA
3. Department of Integrative Biomedical & Diagnostic Sciences, Oregon Health & Science University School of Dentistry, Portland, Oregon, USA
4. Department of Chemistry and Biochemistry, University of Notre Dame, Notre Dame, Indiana, USA