1. International classification of sleep disorders: diagnostic and coding manual;American Academy of Sleep Medicine,2005
2. International classification of sleep disorders: diagnostic and coding manual;American Academy of Sleep Medicine,2014
3. Exploding head syndrome;Pearce;Lancet,1988
4. Snapping of the brain;Armstrong-Jones;Lancet,1920
5. On some of the disorders of sleep;Mitchell;Va Med Mon,1876