Haji, Altaf G., Naveen Sivakumar, Bala Piramanayagam, and A. Palit. 2022. “Eating Styrofoam Balls Presented As Intestinal Obstruction- PICA Associated With Bezoar: A Rare Case Report and Review of Literature”. International Surgery Journal 9 (12):2034-36. https://doi.org/10.18203/2349-2902.isj20223016.