This study was a repeated measures randomized controlled trial. Data were collected at baseline and 6 weeks (October 2008–March 2009) after enrollment in the study. Temple University’s institutional review board approved this protocol.
This study was a repeated measures randomized controlledtrial. Data were collected at baseline and 6 weeks (October2008–March 2009) after enrollment in the study. TempleUniversity’s institutional review board approved thisprotocol.