@article{ref1,
title="Smoking and high school performance. Relationship of cigaret smoking to academic performance, absence from school, and visits to the school nurse",
journal="American journal of diseases of children (1960)",
year="1964",
author="Rogers, K. D. and Reese, G.",
volume="108",
number="",
pages="117-121",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-922X",
doi="",
url="http://dx.doi.org/"
}