1Stovner LJ, Hagen K, Jensen R, et al. The global burden of headache:a documentation of headache prevalence and disabili- ty world',vide[J]. Cephalalgia, 2007,27 (12) : 193-210.
2Aseth K, Grande RB, l.undqvist C, et al. Interrelation of chron- ictension-type headache with and without medication overuse and migraine in the general population: the Akershus study of ehronicheadaehe[J]. Cephalalgia, 2009,29 (12) : 331-337.
10Caminero AB, Martin J, del Rio MS. Secondary hypnic head- ache or symptomatic nocturnal hypertension[J]. Two case re- ports Cephslalgia, 2012,30(9) : 1137-1139.
