9Johnson MP, Lea RA, Curtain RP, et al. An investigation of the 5-HT2c receptor gene as a migraine candidate gene. Am J Med Genet B Neuropsychiart Genet, 2003, 117B : 86 -89.
10Kusumi M, Araki H, Ijiri T, et al. Serotonin 2C receptor gene Cys23Ser polymorphism : a candidate genetic risk factor of migraine with aura in Japanese population. Acta Neurol Scand, 2004, 109 : 407 - 409.