Rattan, K. N., -, P., Baridabad, O., Yadav, K. K., & Chopra, B. (2017). Hairpin impacted in the duodenum of a 4-month-old child - a rarity. Indian Journal of Child Health, 4(4), 647-648. https://doi.org/10.32677/IJCH.2017.v04.i04.046