[To Parent Directory]12/15/2006 10:34 AM 142130 RDG4620035_abstract.pdf 3/29/2008 4:55 PM 1512645 RDG4620035_full.pdf 3/29/2008 4:53 PM 793304 RDG4620035_s01.pdf 3/29/2008 4:55 PM 643824 RDG4620035_s02.pdf