Prevalence and Perceived Health Associated with Insomnia Based on DSM-IV-TR; International Statistical Classification of Diseases and Related Health Problems, Tenth Revision; and Research Diagnostic Criteria/International Classification of Sleep Disorders

Roth T, Coulouvrat C, Hajak G, et al.
Ronald C. Kessler
Biological Psychiatry
http://www.ncbi.nlm.nih.gov/pubmed/?term=Prevalence%20and%20Perceived%20Health%20Associated%20with%20Insomnia%20Based%20on%20DSM-IV-TR%3B%20International%20Statistical%20Classification%20of%20Diseases%20and%20Related%20Health%20Problems%2C%20Tenth%20Revision%3B%20and%20Research%20Diagnostic%20Criteria/International%20Classification%20of%20Sleep%20Disorders%2C%20Second%20Edition%20Criteria