<http://schema.org/alternativeHeadline>
"A new study finds that a lack of sleep in adolescent mice upsets the growth and retraction of the rodents' synapses."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/research-innovations/stories/study-too-little-sleep-affects-teen-brains>