@article{ref1,
title="An ounce of hindrance",
journal="New England journal of medicine",
year="1968",
author="",
volume="278",
number="11",
pages="620-621",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0028-4793",
doi="",
url="http://dx.doi.org/"
}