<http://schema.org/alternativeHeadline>
"The H7N9 strand doesn't travel well through the air, so direct contact is a more likely form of transmission."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/health/fitness-well-being/stories/new-avian-flu-study-hints-at-how-it-may-spread-in-people>