@article{ref1,
title="The "pop-top" tab. A cause of esophageal stenosis",
journal="Journal of pediatrics",
year="1975",
author="Keating, J. P. and Weldon, C. S. and Connors, J. P. and McAlister, W. H.",
volume="86",
number="1",
pages="111-112",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-3476",
doi="",
url="http://dx.doi.org/"
}