The Role of Mental Health on Workplace Productivity: A Critical Review of the Literature

Anxiety and depression as bidirectional risk factors for one another: A meta-analysis of longitudinal studies.

Impact of mental disorders on work performance in a community sample of workers in Japan: The World Mental Health Japan Survey 2002–2005

Lifetime comorbidities between phobic disorders and major depression in Japan: results from the World Mental Health Japan 2002–2004 Survey