L. D. JOHNSTON ;
P. M. O'MALLEY ;
J. G. BACHMAN ;
J. E. SCHULENBERG ;
M. E. PATRICK ;
R. A. MIECH
|
2017
Rapport
Rapport
This report focuses on levels and trends in a range of risk behaviors related to the spread of HIV/AIDS, including certain forms of substance use, number and gender of sexual partners, and so on. It also reports on levels and trends in protectiv[...]
Historique