[To Parent Directory] 11/2/2007 8:50 PM 81937 RDG4950147_abstract.pdf 4/14/2008 6:01 PM 5826326 RDG4950147_full.pdf 4/14/2008 5:59 PM 3064722 RDG4950147_s01.pdf 4/14/2008 6:01 PM 2680476 RDG4950147_s02.pdf