1. School of Psychology; University of Sussex; Brighton; UK
2. Academic Department of Paediatrics; Brighton and Sussex University Hospitals Trust; Royal Alexandra Children's Hospital; Brighton; UK
3. Bliss (The Special Care Baby Charity); London; UK
4. National Childbirth Trust; London; UK
5. Nottingham Clinical Trials Unit; University of Nottingham; UK
6. School of Health Sciences; City University London; London; UK