This report by NHS Scotland is based on a rapid review of literature published between 2002 and 2014 and was produced in conjunction with the Self-Management and Social Prescribing National Advisory Group. It identified systematic reviews and non-systematic reviews of social prescribing or community referral projects for adults, with a focus on mental health problems.
The report covers:
Information services for promoting mental wellbeing
Early interventions for common mental health problems
Social prescribing to address social issues contributing to poor mental health
Addressing mental health inequalities.

Arts on Prescription is highlighted on p16.

Teuton J,. (2015). Social prescribing for mental health: background paper. Edinburgh: NHS Health Scotland.