@article{ref1,
title="Drug use and attitudes of high school students",
journal="Pediatrics",
year="1972",
author="Yancy, W. S. and Nader, P. R. and Burnham, K. L.",
volume="50",
number="5",
pages="739-745",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0031-4005",
doi="",
url="http://dx.doi.org/"
}