1. Department of Oral Pathology & Microbiology, Karpaga Vinayaga Institute of Dental Sciences, Madurantagam, Tamil Nadu, India
2. Department of Oral & Maxillofacial Pathology, SRM Dental College and Hospital, Chennai, Tamil Nadu, India
3. Department of Oral & Maxillofacial Surgery, Karpaga Vinayaga Institute of Dental Sciences, Madurantagam, Tamil Nadu, India
4. Private Practioner, Mahalanobis Statistical Solutions, Virudhachalam, Tamil Nadu
5. Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata, Japan