M. T. Baqai, “DUODENAL TUMOURS: UNUSUAL CAUSE OF IRON DEFICIENCY ANAEMIA: Duodenal Tumours”, Pak Armed Forces Med J, vol. 55, no. 4, pp. 364–365, Dec. 2005, Accessed: Sep. 02, 2025. [Online]. Available: https://pafmj.org/PAFMJ/article/view/1238