1 Department of Oral Pathology and Microbiology, Dr. D. Y. Patil Dental College and Hospital, Dr. D. Y. Patil Vidyapeeth, Pune, India. Electronic address: supriya.kheur@dpu.edu.in.
2 Department of Prosthodontics, M.A. Rangoonwala College of Dental Sciences & Research Centre, Pune, India.
3 Department of Oral Pathology and Microbiology, Dr. D. Y. Patil Dental College and Hospital, Dr. D. Y. Patil Vidyapeeth, Pune, India.
4 Department of Oral Pathology and Microbiology, Sri Venkateswara Dental College and Hospital, Chennai, India.