@article{ref1,
title="Physicians and the animal-rights movement",
journal="New England journal of medicine",
year="1991",
author="Pardes, H. and West, A. and Pincus, H. A.",
volume="324",
number="23",
pages="1640-1643",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0028-4793",
doi="",
url="http://dx.doi.org/"
}