Mahroo, Omar A Pupil area and photopigment spectral sensitivity are relevant to study of migraine photophobia. [electronic resource] - Brain : a journal of neurology 01 2017 - e2 p. digital Publication Type: Letter; Research Support, Non-U.S. Gov't; Comment ISSN: 1460-2156 Standard No.: 10.1093/brain/aww274 doi Subjects--Topical Terms: HumansMigraine DisordersPhotophobiaPupilRetinaRetinal Cone Photoreceptor Cells