Jain, M., V. Sundaresan, S. Gowthaman, and R. Manickam. “Vanek’s Tumour: A Rare Cause of Small Bowel Intussusception”. International Surgery Journal, vol. 8, no. 5, Apr. 2021, pp. 1607-9, doi:10.18203/2349-2902.isj20211839.