P13 Social, biological, behavioural and psychological factors and physical activity during pregnancy: a cross-sectional study
C Flannery, D Dahly, M Byrne, Ali Khashan, S McHugh, L Kenny, FM McAuliffe, PM Kearney
J Epidemiol Community Health Sep 2017, 71 (Suppl 1) A57-A58; DOI: 10.1136/jech-2017-SSMAbstracts.115