@article{ref1,
title="The causes of amputations in Sokoto, Nigeria",
journal="Tropical doctor",
year="1998",
author="Musa, A. A.",
volume="28",
number="4",
pages="249-249",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0049-4755",
doi="",
url="http://dx.doi.org/"
}