2Richert AC,Baran AS.A review of common sleep disorders. CNS Spectr, 2003,8(2): 102.
3Thorpy MJ. Classification of sleep disorders.J Clin Neurophysiol, 1990,7(1):67.
4American Academy Sleep Medicine.The international classification of sleep disorders, revised diagnostic and coding manual. 2001; One Westbrook Corporate Center, Westchester, IL60154, U.S.A,2001.1-278