References
1. NHS Direct Online Health Encyclopedia. ‘Insomnia.’ Updated July 2006. Available at: http://www.nhsdirect.nhs.uk/articles/article.aspx?ArticleID=216
2. Marschall-Kehrel D. Update on nocturia: ‘The best of rest is sleep’. Urology 2004; 64(6, Suppl 1): 21-24.
3. Motivala ST, Sarfatti A, Olmos L et al. ‘Inflammatory markers and sleep disturbances in major depression.’ Psychosom Med 2005; 67(2): 187-194.
4. The Sleep Channel. ‘Sleep stages.’ Available at: http://www.sleepdisorderchannel.com/stages/index.shtml
5. PRODIGY. ‘Insomnia (poor sleep).’ Patient information leaflet PILS L102. Updated April 2006.
6. PRODIGY Guidance. ‘Insomnia.’ Revised July 2006. Available at: http://www.prodigy.nhs.uk/insomnia
7. Cataletto ME & Hertz G. ‘Sleeplessness and circadian rhythm disorder’. eMedicine September 2005. Available at: http://www.emedicine.com/neuro/topic655.htm
8. PsychNet-UK. ‘Circadian rhythm sleep disorder.’ 2003. Available at: www.psychnet-uk.com
9. Lamberg L. ‘Sleep specialists weigh hypnotics, behavioural therapies for insomnia.’ Journal of the American Medical Association 1997; 278 (20): 1647-1649. (reference cited in PRODIGY guidance ‘Insomnia’ - original reference not available )
10. Micromedex MICROMEDEX [CD-ROM]. 2006; vol 127, 1st quarter 2006. Thomson Healthcare. (reference cited in PRODIGY guidance ‘Insomnia’ - original reference not available )
11. Bootzin RR, Epstein D & Wood JM. ‘Stimulus control instructions.’ In: Case studies in insomnia. 1991. New York: Plenum Medical. 19-23. (reference cited in PRODIGY guidance ‘Insomnia’ - original reference not available [book] )
12. Chesson A, Anderson WM, Littner M et al. ‘Practice parameters for the nonpharmacologic treatment of chronic insomnia.’ Sleep 1999 22 (8): 1128-1133.
13. Morin CM Hauri PJ, Espie CA et al. ‘Nonpharmacologic treatment of chronic insomnia.’ Sleep 1999; 22 (8): 1134-1156.
14. Spielman AJ, Saskin P & Thorpy MJ. ‘Treatment of chronic insomnia by restriction of time in bed.’ Sleep 1987; 10(1): 45-56.
15. Sok SR, Erlen JA and Kim KB. ‘Effects of acupuncture therapy on insomnia.’ Journal of Advanced Nursing 2003; 44 (4): 375-384.
16. Neal MJ. ‘Medical pharmacology at a glance.’ Third edition. Blackwell Science 1997. [book]
17. Consumer Health Information Centre (CHIC). ‘Sleeping difficulties.’ 2006. Available at: http://www.chic.org.uk/chicmco/feelingunwell/sleep.htm
18. Proprietary Association of Great Britain (PAGB). Medicinechestonline. www.medicinechestonline.com