1. Department of Microbiology; School of Dental Medicine; University of Pennsylvania; Philadelphia PA USA
2. Research Center for Advanced Oral Science; Graduate School of Medical and Dental Sciences; Niigata University; Niigata Japan
3. College of Dentistry; Manila Central University; Caloocan City Philippines
4. Simian Conservation Breeding and Research Center (SICONBREC); Makati City Philippines
5. Division of Pediatric Dentistry; Department of Preventive and Restorative Sciences; School of Dental Medicine; University of Pennsylvania; Philadelphia PA USA
6. Department of Pathology and Laboratory Medicine; University of Pennsylvania Perelman School of Medicine; Philadelphia PA USA