@article{Dole2003,
author = {Dole, N. and Savitz, D.A. and Hertz-Picciotto, I. and Siega-Riz, A.M. and McMahon, M.J. and Buekens, P.},
title= {Maternal stress and preterm birth},
year = {2003},
doi = {10.1093/aje/kwf176},
volume = {157},
pages = {14--24},
}