<http://schema.org/alternativeHeadline>
"We were curious about the effectiveness of this popular pet gear, so our staffers tried it out. Find out how they rate the shirt that mimics the swaddling of a baby."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/family/pets/stories/does-the-thundershirt-really-work>