IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-10-12-38591 Original Research Paper The Efficacy And Toxicity Of Neoadjuvant Chemotherapy Followed By Concurrent Chemoradiation In Locally Advanced Head And Neck Carcinoma. Swapan Kumar Mallick Dr. Dr. Jayanta Biswas Dr. December 2021 10 12 01 02