[To Parent Directory] 11/6/2006 3:52 PM 161903 RDG44N0020_abstract.pdf 4/26/2008 2:06 PM 4105925 RDG44N0020_full.pdf 4/26/2008 2:04 PM 1886304 RDG44N0020_s01.pdf 4/26/2008 2:05 PM 2175407 RDG44N0020_s02.pdf