@article{Schwarz2007,
author = {Schwarz, E.B. and Lohr, P.A. and Gold, M.A. and Gerbert, B.},
title= {Prevalence and correlates of ambivalence towards pregnancy among non-pregnant women},
year = {2007},
doi = {10.1016/j.contraception.2006.12.002},
journal = {Contraception},
volume = {75},
number = {4},
pages = {305--310},
}