1. Boston University Henry M. Goldman School of Dental Medicine Boston Massachusetts USA
2. Department of Global Health Boston University School of Public Health Boston Massachusetts USA
3. Department of Oral and Maxillofacial Surgery Tufts University Boston Massachusetts USA
4. Cleveland Ohio USA
5. Teaneck New Jersey USA
6. Department of Oral and Maxillofacial Surgery Boston Medical Center and Boston University Henry M. Goldman School of Dental Medicine Boston Massachusetts USA