[To Parent Directory] 7/27/2004 4:01 PM 90948 RDG4420020_abstract.pdf 3/28/2008 4:12 PM 1418707 RDG4420020_full.pdf 3/28/2008 4:10 PM 803186 RDG4420020_s01.pdf 3/28/2008 4:11 PM 615918 RDG4420020_s02.pdf