@article{ref1,
title="The anterior pituitary, snakebite and Sheehan's syndrome",
journal="Quarterly journal of medicine",
year="1990",
author="Burke, C. W.",
volume="75",
number="276",
pages="331-333",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-5622",
doi="",
url="http://dx.doi.org/"
}