Midgley, L. S., Murphy, S., Moore, G., Hewitt, G., & White, J. (2018). Multilevel population-based cross-sectional study examining school substance-misuse policy and the use of cannabis, mephedrone and novel psychoactive substances among students aged 11–16 years in schools in Wales. BMJ Open.

Midgley, Luke S., Simon Murphy, Graham Moore, Gillian Hewitt, and James White. "Multilevel Population-based Cross-sectional Study Examining School Substance-misuse Policy and the Use of Cannabis, Mephedrone and Novel Psychoactive Substances Among Students Aged 11–16 Years in Schools in Wales." BMJ Open 2018.

Midgley, Luke S., et al. "Multilevel Population-based Cross-sectional Study Examining School Substance-misuse Policy and the Use of Cannabis, Mephedrone and Novel Psychoactive Substances Among Students Aged 11–16 Years in Schools in Wales." BMJ Open 2018.