%0 Journal Article
%T Stages of Change Model for Participation in Physical Activity during Pregnancy
%A Lene Annette Hagen Haakstad
%A Nanna Voldner
%A Kari B&#xf8
%J Journal of Pregnancy
%D 2013
%I Hindawi Publishing Corporation
%R 10.1155/2013/193170
%U http://dx.doi.org/10.1155/2013/193170