MMWR: Youth Risk Behavior Surveillance—United States, 2009

MMWR report on The Youth Risk Behavioral Surveillance System monitors six categories of priority health-risk behaviors among youth and young adults.

Source: http://www.cdc.gov/mmwr/preview/mmwrhtml/ss5905a1.htm?s_cid=ss5905a1_e

Nigel Mansell Kimi Raikkonen Mika Hakkinen Sebastian Vettel