@article{ref1,
title="Roaccutane--a dermatologist's perspective",
journal="South African medical journal SAMJ",
year="1999",
author="Presbury, D.",
volume="89",
number="1",
pages="16-17",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0038-2469",
doi="",
url="http://dx.doi.org/"
}