@article{ref1,
title="Hip fractures attributable to corticosteroid use. Study of Osteoporotic Fractures Group",
journal="Lancet",
year="1999",
author="Baltzan, M. A. and Suissa, S. and Bauer, D. C. and Cummings, Steven R.",
volume="353",
number="9161",
pages="1327-1327",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0140-6736",
doi="",
url="http://dx.doi.org/"
}