IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-12-3-47160 Original Research Paper Evaluation Of Dysphagia With Laryngo-Pharyngeal Sparing Intensity Modulated Radiotherapy In Head And Neck Cancer Patients Shankar Singh Dhaka Dr. Dr Guman Singh Dr. March 2023 12 3 01 02