1
by Stecher, Brian M., Hamilton, Laura S.
Published 2014
RAND

2
by Stecher, Brian M.
Published 2008
RAND Corp.

4
by Stecher, Brian M.
Published 2004
Rand Corp.

5

6
by Stecher, Brian M.
Published 2010
RAND

7
by Stecher, Brian M.
Published 2012
Rand Corporation