Ebrahimian, M., and M. Kialashaki. “Acute Gastrointestinal Bleeding Caused by Jejunojejunal Intussusception in an Adult: A Case Report and Literature Review”. School of Medicine Students’ Journal, vol. 2, no. 4, Dec. 2020, pp. 9-12, doi:10.22037/smsj.v2i4.32639.