@article{ref1,
title="Vitamin A programme in Assam probably caused hysteria",
journal="BMJ",
year="2002",
author="West, Keith P. and Sommer, Alfred",
volume="324",
number="7340",
pages="791-791",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-535X",
doi="",
url="http://dx.doi.org/"
}