[1] Richard L Roudebush VA Med Ctr, HSR&D Ctr Excellence Implementing Evidence Based, Indianapolis, IN USA
[2] Oregon Hlth & Sci Univ, Portland, OR 97201 USA
[3] Iowa City VA Med Ctr, Iowa City, IA USA
[4] Univ Iowa, Iowa City, IA USA
[5] Indiana Univ, Purdue Univ, Indianapolis, IN 46204 USA