<http://schema.org/alternativeHeadline>
"Determining why the the ApoE4 gene influences women more than men could help researchers gain a better understanding of Alzheimer's and its possible treatment options."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/health/fitness-well-being/stories/alzheimers-gene-has-greater-effect-on-women>