About the Authors
- Daniel F. MacKay, Jill P. Pell
- Section of Public Health, University of Glasgow, Glasgow, United Kingdom
- Gordon C. S. Smith
- Department of Obstetrics and Gynaecology, Cambridge University, The Rosie Hospital Cambridge, United Kingdom
- Richard Dobbie
- Information Services Division, NHS Scotland, Edinburgh, United Kingdom
The authors have declared that no competing interests exist.
ICMJE criteria for authorship read and met: DFM GCS RD JPP. Agree with the manuscript's results and conclusions: DFM GCS RD JPP. Designed the experiments/the study: GCS RD JPP. Analyzed the data: DFM RD. Collected data/did experiments for the study: RD JPP. Wrote the first draft of the paper: JPP. Contributed to the writing of the paper: DFM GCS RD JPP.