@article{ref1,
title="Problems associated with the use of drugs and alcohol among young students",
journal="Salud publica de Mexico",
year="1979",
author="Castro Sariñana, E. and Valencia Collazos, M.",
volume="21",
number="5",
pages="559-567",
abstract="<p>[Abstract unavailable]</p><p>Language: es</p>",
language="es",
issn="0036-3634",
doi="",
url="http://dx.doi.org/"
}