Bulletin of the World Health Organization.
URL: https://pmc.ncbi.nlm.nih.gov/articles/PMC2623050/
Abstract. Bulletin of the World Health Organization 2004;82(11):858-866. Systematic review of community-based psychiatric epidemiology studies quantifying the proportion of people with mental disorders who receive no treatment, finding median untreated rates above 50% for most disorders (56.3% for depression, 78.1% for alcohol abuse and dependence).