<http://schema.org/alternativeHeadline>
"Previously healthy children were nearly twice as likely to die from the flu before they were admitted to the hospital, or within three days of symptom onset."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/health/fitness-well-being/stories/even-healthy-kids-need-a-flu-shot-study-finds>