Design
We conducted an eight-country, two-arm, parallel design, superiority, cluster-randomised controlled trial (cRCT) to assess whether MT improves mental health outcomes in YP approaching the CAMHS SB, compared to UC. The cRCT with economic evaluation was embedded within the MILESTONE longitudinal study (ISRCTN83240263 and NCT03013595), described elsewhere and funded by the European Union (Singh et al., 