1. Role of stress, arousal, and coping skills in primary insomnia;Morin;Psychosom Med,2003
2. AASM. ICSD – International classification of sleep disorders, revised: diagnostic and coding manual. Chicago, Illinois: American Academy of Sleep Medicine; 2005.
3. The effect of psychosocial stress on sleep: a review of polysomnographic evidence;Kim;Behav Sleep Med,2007
4. Self-evaluations of factors promoting and disturbing sleep: an epidemiological survey in Finland;Urponen;Social Sci Med,1982
5. Characteristics of insomnia in the United States: results of the 1991 National Sleep Foundation survey. I;Ancoli-Israel;Sleep,1999