@article{ref1,
title="Alcohol and breast cancer: is there a conclusion?",
journal="Nutrition",
year="1995",
author="Hankinson, S. E. and Willett, W. C.",
volume="11",
number="3",
pages="320-321",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0899-9007",
doi="",
url="http://dx.doi.org/"
}