Figure 3.

VEP N1-P1 amplitude (mean + SEM) in the 1st block of averaged responses before and after 1 h of light deprivation (LD) in healthy volunteers [HV] and migraine without aura patients [MO].

Coppola et al. BMC Neurology 2011 11:91   doi:10.1186/1471-2377-11-91
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