1) Sakai F, Igarashi H: Prevalence of migraine in Japan : a nationwide survey. Cephalalgia 17:15-22, 1997
2) Jette N Patten S, Williams J, et al. : Comorbidity of migraine and psychiatric disorders・a national population-based study. Headache 48 : 501 ・6, 2008
3) Stewart W, Breslau N Keck PE Jr : Comorbidity of mi- graine and panic disorder. Neurology 44 : S23-7, 1994
4) Breslau N, Schultz LR, Stewart WF, et al. : Headache types and panic disorder : directionality and specificity. Neurology 56 : 350-4, 2001
5) Radat F, Swendsen J : Psychiatric comorbidity in migraine : a review. Cephalalgia 25 : 165-78, 2005