@article{ref1,
title="An unusual foreign body in the esophagus; report of a case",
journal="Chinese Medical Journal (1932)",
year="1953",
author="Hsiao, S. C. and Wang, T. F. and Chen, Ching-Yen and Liu, Yun-Hu",
volume="71",
number="6",
pages="481-484",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="",
doi="",
url="http://dx.doi.org/"
}