I. B. Guney, Z. Teke, K. A. Kucuker, and O. Yalav, “A prospective comparative study of contrast-enhanced CT, contrast-enhanced MRI and 18F-FDG PET/CT in the preoperative staging of colorectal cancer patients”, Ann Ital Chir, vol. 91, no. 6, pp. 658–667, Nov. 2020.