check it out: http://blogs.cgdev.org/globalhealth/2012/09/what-the-pre-post-evaluation-of-amfm-can-tell-us.php
Change for behavior, policies, and systems
check it out: http://blogs.cgdev.org/globalhealth/2012/09/what-the-pre-post-evaluation-of-amfm-can-tell-us.php