McKenny, M. (2001) “Colorectal Cancer Screening For An Asymptomatic Patient - Colonoscopy or Sigmoidoscopy?”, Trinity Student Medical Journal , 2(1), pp. Page 8–10. Available at: https://ojs.tchpc.tcd.ie/index.php/tsmj/article/view/1898 (Accessed: 29 July 2025).