Common sites of esophageal impaction of smooth foreign bodies.
Reproduced with permission from: Schunk JE, Dudley NC. Management of esophageal foreign bodies. In: Textbook of Pediatric Emergency Procedures, 2nd ed, King C, Henretig FM (Eds), Lippincott Williams & Wilkins, Philadelphia 2008. Copyright © 2008 Lippincott Williams & Wilkins.
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