A. Shabbir, M. A. Qureshi, S. Akram, and T. Mirza, “Spectrum of preneoplastic and Neoplastic lesions of intestine in a tertiary care hospital of Karachi, Pakistan: Preneoplastic & neoplastic lesions of intestine in Karachi”, Pak J Med Sci, vol. 36, no. 2, Dec. 2019.