@article{ref1,
title="More on sexual abuse and headaches",
journal="Headache",
year="1988",
author="Gill, James R. and Stein, H. J.",
volume="28",
number="2",
pages="138-138",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0017-8748",
doi="",
url="http://dx.doi.org/"
}