<qa>  How many youth aged 14-18 with mental health andor addictions concerns will be randomizedThis study is a pragmatic randomized control trial RCT with random allocation occurring within each hospital site to either treatment as usual TAU 4 out-patient hospital sites or treatment at one of 3 community-based Integrated Collaborative Care Teams ICCTs. A total of 500 youth aged 14-18 with mental health andor addictions MHA concerns, referred for out-patient services at one of four local hospitals, will be randomized to receive ICCT care versus TAU. For each youth, a primary caregiver will also be recruited into the study, if available. 