1
by Humphrey, Linda L., Chan, Benjamin, Detlefsen, Stephanie, Helfand, Mark
Published 2002
Agency for Healthcare Research and Quality (US)

2
by Humphrey, Linda L., Chan, Benjamin, Detlefsen, Stephanie, Helfand, Mark
Published 2002
Agency for Healthcare Research and Quality (US)

3
by Peterson, Kim, Helfand, Mark, Humphrey, Linda L., Christensen, Vivian A.
Published 2013
Department of Veterans Affairs, Health Services Research And Development Service

4
by Helfand, Mark, Peterson, Kim, Carson, Susan, Humphrey, Linda L.
Published 2013
Department of Veterans Affairs, Health Services Research & Development Service

5
by Carson, Susan, Peterson, Kim, Humphrey, Linda L., Helfand, Mark
Published 2013
Department of Veterans Affairs, Health Services Research & Development Service