PT - JOURNAL ARTICLE AU - Kim Krisberg TI - Motorcycle safety, helmets an issue as U.S. deaths increase: More than 5,000 U.S. deaths in 2007 DP - 2008 Nov 01 TA - The Nation's Health PG - 1--20 VI - 38 IP - 9 4099 - http://www.thenationshealth.org/content/38/9/1.1.short 4100 - http://www.thenationshealth.org/content/38/9/1.1.full SO - Nations Health2008 Nov 01; 38