1
Published 2010
RTI International

3
by Kott, Phillip
Published 2013
Substance Abuse and Mental Health Services Administration

10
by Wang, Kevin, Kott, Phillip, Moore, Andrew
Published 2013
Substance Abuse and Mental Health Services Administration, Center for Behavioral Health Statistics and Quality

16
Published 2012
Substance Abuse and Mental Health Services Administration, Center for Behavioral Statistics and Quality, Division of Population Surveys