1. University of Dundee; Mother and Infant Research Unit, School of Nursing and Health Sciences, Dundee Centre for Health and Related Research; 11 Airlie Place Dundee Tayside UK DD1 4HJ
2. University of Dundee; evidence Synthesis Training and Research Group (eSTAR), School of Nursing and Health Sciences, Dundee Centre for Health and Related Research; 11 Airlie Place Dundee UK DD1 4HJ
3. Institute of Child Health; Centre for Paediatric Epidemiology and Biostatistics; 30 Guilford St London UK WC1N 1 EH
4. Breastfeeding Network; Paisley Renfrewshire UK PA2 8YB
5. NHS Grampian, Aberdeen Maternity Hospital; Cornhill Road Aberdeen UK AB25 2ZL
6. Robert Gordon University; Faculty of Health and Social Care, School of Nursing and Midwifery; Garthdee Road Aberdeen UK AB10 7AQ