Challoob, M., Suhail, O. and Ali, M. 2026. Impact of dihydropyrimidine dehydrogenase deficiency on oxidative stress index induced by 5-fluorouracil therapy in patients with stage-III colorectal cancer patients. Anaesthesia, Pain & Intensive Care. 30, 6 (Sep. 2026), 690 -696. DOI:https://doi.org/10.35975/apic.v30i6.3263.