Obstetric consequences of subfertility : a retrospective cohort study

Funding No funding was received for this study. Acknowledgements We would like to acknowledge the help and expertise provided by Fiona Chaloner who performed the data linkage and extraction from the databases. We also thank the medical statistics team, University of Aberdeen, and in particular Dr Lorna Aucott, for their advice on the analysis of the data. We would also like to thank Margery Heath for proofreading and formatting the paper.Peer reviewedPostprintPostprin