“Comparison Of External Beam Radiotherapy Followed By Intra-Luminal Brachytherapy With External Beam Radiotherapy Alone In Locally Advanced Carcinoma Of Esophagus”. International Journal of Scientific Research and Management (IJSRM) 5, no. 12 (December 7, 2017): 7644–7651. Accessed May 4, 2024. https://ijsrm.net/index.php/ijsrm/article/view/515.