The issue focused on using research from non-randomized controlled trials to assess their effectiveness in improving psychosocial outcomes

Are there any unique differences between groups on how well they reported their benefits

Do people who report positive benefits get high rates of successful psychosocial outcomes?

Do people who report negative benefits get low rates of successful psychosocial outcomes?

Do people who report positive benefits get low rates of successful psychosocial outcomes?

Do people who report negative benefits get high