Epidemiology Associations between maternal physical activity in early and late pregnancy and offspring birth size: remote federated individual level meta‐analysis from eight cohort studies S Pastorino Corresponding Author E-mail address: silvia.pastorino@mrc-epid.cam.ac.uk MRC Epidemiology Unit, University of Cambridge, Cambridge, UK Correspondence: S Pastorino, MRC Epidemiology Unit, Level 3 Institute of Metabolic Science, University of Cambridge School of Clinical Medicine, Cambridge CB2...