@article{doi:10.1001/archpedi.157.9.905,
author = {Kulig K and Brener ND and McManus T},
title = {SExual activity and substance use among adolescents by category of physical activity plus team sports participation},
journal = {Archives of Pediatrics & Adolescent Medicine},
volume = {157},
number = {9},
pages = {905-912},
year = {2003},
doi = {10.1001/archpedi.157.9.905},
URL = { + http://dx.doi.org/10.1001/archpedi.157.9.905},
eprint = {/data/Journals/PEDS/11798/poa20146_905_912.pdf}
}