@article{ref1,
title="Alcohol use and abuse in adolescence: proposal of an alternative analysis",
journal="Child: care, health and development",
year="2008",
author="Simões, C. and Batista‐Foguet, J. M. and Matos, M. G. and Calmeiro, L.",
volume="34",
number="3",
pages="291-301",
abstract="Background  A national, representative, school-based sample of Portuguese youths was used to examine the prevalence of alcohol use in this population and to analyse differences between demographic variables such as gender and age, as well as to propose a statistical procedure that optimally quantifies categorical variables.<p />",
language="",
issn="0305-1862",
doi="10.1111/j.1365-2214.2007.00808.x",
url="http://dx.doi.org/10.1111/j.1365-2214.2007.00808.x"
}