(Q39986550)
Statements
Sexual identity, sex of sexual contacts, and health-risk behaviors among students in grades 9-12--youth risk behavior surveillance, selected sites, United States, 2001-2009 (English)
Centers for Disease Control and Prevention (CDC)
2 references
Howell Wechsler
2 references
Laura Kann
2 references
Steve Kinchen
Tim McManus
David Chyen
Emily O'Malley Olsen
William A Harris