(Q34279343)
Statements
1 reference
Youth risk behavior surveillance - United States, 2011. (English)
1 reference
Centers for Disease Control and Prevention (CDC)
1 reference
Howell Wechsler
1 reference
Laura Kann
1 reference
Steve Kinchen
1 reference
Danice K Eaton
1 reference
Shari Shanklin
1 reference
Joseph Hawkins
1 reference
Richard Lowry
1 reference
Tim McManus
1 reference
David Chyen
1 reference
Lisa Whittle
1 reference
Katherine H Flint
1 reference
William A Harris
1 reference
Connie Lim
1 reference
1 reference