@article{doi:10.1001/jama.2011.951,
title = {Incorrect frequency of marijuana use reported in: Teen marijuana use on the rise},
journal = {JAMA},
volume = {306},
number = {2},
pages = {162},
year = {2011},
doi = {10.1001/jama.2011.951},
URL = { + http://dx.doi.org/10.1001/jama.2011.951},
eprint = {/data/Journals/JAMA/22457/jcx15022_162_162.pdf}
}