[To Parent Directory] 1/10/2008 4:26 PM 199406 RDG4950081_abstract.pdf 1/10/2008 4:24 PM 3789025 RDG4950081_full.pdf 4/13/2008 8:44 PM 1823128 RDG4950081_s01.pdf 4/13/2008 8:45 PM 1985858 RDG4950081_s02.pdf