[To Parent Directory]12/21/2006 3:23 PM 193942 RDG4730001_abstract.pdf 4/1/2008 1:36 PM 2052956 RDG4730001_full.pdf 4/1/2008 1:35 PM 847506 RDG4730001_s01.pdf 4/1/2008 1:35 PM 1021713 RDG4730001_s02.pdf