Parvez, Tariq, Babar Parvez, and Abdullah Rida Allam. “CANCER ESOPHAGUS: TREATMENT MODALITIES”. Pakistan Armed Forces Medical Journal 56, no. 1 (March 31, 2006): 60–67. Accessed September 14, 2024. https://pafmj.org/PAFMJ/article/view/1427.