E f f e c t s o f v a l s a r t a n o n s e r u m t r a n s f o r mi n g g r o w t h f a c t o r -β 1,D-Dimer,cystatinC l e v e l s i n e a r l y d i a b e t i c n e- p h r o p a t h yFENG Ra n,L I Li,WANG Ning,TIAN Jing,SUN Na,LIU Tao,LIU Jin