<http://schema.org/alternativeHeadline>
"New review of 19 previously published migraine studies shows that aura migraines increase the risk of brain lesions by 68%."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/health/fitness-well-being/stories/migraines-may-be-altering-brain-structure>