[To Parent Directory] 7/20/2004 8:28 AM 71111 RDG4140003_abstract.pdf 3/22/2008 4:47 PM 5631079 RDG4140003_full.pdf 3/22/2008 4:42 PM 2812640 RDG4140003_s01.pdf 3/22/2008 4:44 PM 3257234 RDG4140003_s02.pdf