@article{Finer2014,
author = {Finer, B.L. and Zolna, M.R.},
title= {Shifts in intended and unintended pregnancies in the United States, 2001–2008},
year = {2014},
doi = {10.2105/AJPH.2013.301416},
journal = {American Journal of Public Health},
volume = {104},
number = {S1},
pages = {S43--S48},
}