Lockwood, J., Townsend, E., Royes, L., Daley, D., & Sayal, K. (2018). What do young adolescents think about taking part in longitudinal self-harm research?: findings from a school-based study. Child and Adolescent Psychiatry and Mental Health, 12(23), https://doi.org/10.1186/s13034-018-0230-7