@article{ref1,
title="Esophageal perforation in children: a review of one pediatric surgery institution's experience (16 years)",
journal="Acta medica Portuguesa",
year="2013",
author="Vieira, Elizabete and Cabral, Maria João and Gonçalves, Mroslava",
volume="26",
number="2",
pages="102-106",
abstract="Abstract available from the publisher.<p /> <p>Language: pt</p>",
language="pt",
issn="0870-399X",
doi="",
url="http://dx.doi.org/"
}