[To Parent Directory] 2/27/2007 6:36 AM 44726 PUG3980001_abstract.pdf 4/18/2008 4:09 PM 4073112 PUG3980001_full.pdf 4/18/2008 4:08 PM 1993024 PUG3980001_s01.pdf 4/18/2008 4:09 PM 2037650 PUG3980001_s02.pdf