1. Division of Primary Care and Public Health; Brighton and Sussex Medical School; Mayfield House, Village Way, Falmer Brighton BN1 9PH UK
2. Sussex Education Centre; Sussex Partnership NHS Foundation Trust, Millview Hospital Site; Nevill Avenue Hove BN3 7HZ UK
3. School of Psychology, Pevensey Building; University of Sussex; Falmer Brighton BN1 9QH UK