1. Department of Oral and Maxillofacial Surgery, Massachusetts General Hospital, Boston, MA, USA
2. Department of Oral Medicine, Infection, and Immunity, Harvard School of Dental Medicine, Boston, MA, USA
3. Department of Internal Medicine, Shaukat Khanum Memorial Cancer Hospital & Research Centre, Lahore, Pakistan
4. Malvern Panalytical Ltd., Worcestershire, UK
5. Department of Oncology & Diagnostic Sciences, University of Maryland School of Dentistry, Baltimore, MD, USA