[To Parent Directory] 1/8/2008 2:30 PM 134190 RDG4950084_abstract.pdf 4/13/2008 9:12 PM 3988931 RDG4950084_full.pdf 4/13/2008 9:10 PM 1921378 RDG4950084_s01.pdf 4/13/2008 9:11 PM 2061751 RDG4950084_s02.pdf