<http://schema.org/description>
"Boys ages 8-17 exposed to secondhand smoke have significantly higher systolic blood pressure than boys not exposed to tobacco smoke, U.S. researchers say."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Health_News/2011/05/03/Secondhand-smoke-may-raise-blood-pressure/UPI-94611304478512/>