@article{ref1,
title="Patterns of adolescent substance abuse, 1993",
journal="Rhode Island medicine",
year="1994",
author="Hesser, Jana Earl and Cavallo, A.",
volume="77",
number="6",
pages="188-189",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1061-222X",
doi="",
url="http://dx.doi.org/"
}