@article{ref1,
title="Guidelines for adolescent preventive services. Addressing youth's risky behaviors",
journal="Minnesota medicine",
year="1995",
author="Blum, R. W. and Beuhring, T.",
volume="78",
number="6",
pages="29-31",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0026-556X",
doi="",
url="http://dx.doi.org/"
}