@article{ref1,
title="Removal of coins in the esophagus using a foley catheter",
journal="Pediatrics",
year="1972",
author="Carlson, D. H.",
volume="50",
number="3",
pages="475-476",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0031-4005",
doi="",
url="http://dx.doi.org/"
}