[To Parent Directory] 2/22/2007 10:07 AM 66048 RDG43N0019_abstract.pdf 4/21/2008 10:58 AM 4455585 RDG43N0019_full.pdf 4/21/2008 10:55 AM 2184243 RDG43N0019_s01.pdf 4/21/2008 10:57 AM 2240021 RDG43N0019_s02.pdf