[To Parent Directory]12/21/2006 10:26 AM 91518 RDG4730027_abstract.pdf 4/1/2008 2:46 PM 4011436 RDG4730027_full.pdf 4/1/2008 2:44 PM 2232927 RDG4730027_s01.pdf 4/1/2008 2:45 PM 1699743 RDG4730027_s02.pdf