Determinants of non-vaccination against pandemic 2009 H1N1 influenza in pregnant women: a prospective cohort study.
Freund R, Le Ray C, Charlier C, Avenell C, Truster V, Tréluyer JM, Skalli D, Ville Y, Goffinet F, Launay O, et al. PLoS One. 2011; 6(6):e20900. Epub 2011 Jun 14.