Authors
Atanu Bhattacharjee, PhD Section of Biostatistics Centre for Cancer Epidemiology Tata Memorial Centre and HBNI Email: atanustat@gmail.com
Vijay M Patil , MD Department of Medical Oncology Tata Memorial Centre and HBNI Email: vijaypgi@gmail.com
Rajesh Dikshit, PhD Centre for Cancer Epidemiology Tata Memorial Centre and HBNI Email: dixr24@gmail.com
Kumar Prabhash, MD Department of Medical Oncology Tata Memorial Centre and HBNI
Email: kprabhash1@gmail.com 
Arjun Singh, MDS, MFDS (Glasgow) Department of Head Neck Oncology Tata Memorial Centre and HBNI Email: arjun193@gmail.com
Pankaj Chaturvedi*, MS, FACS Department of Head Neck Oncology Tata Memorial Centre and HBNI Email: chaturvedi.pankaj@gmail.com *Corresponding author
Funding statement
No funding was obtained from any sources.