@article{Ryan2007,
author = {Ryan, S. and Franzetta, K. and Manlove, J.},
title= {Knowledge, Perceptions, and Motivations for Contraception: Influence on Teens' Contraceptive Consistency},
year = {2007},
doi = {10.1177/0044118x06296907},
journal = {Youth & Society},
volume = {39},
number = {2},
pages = {182--208},
}