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what are the full forms of pps and ppr and what is the differnce between them?

on 2015-02-28 18:29:27   by soham   on Mechanical Engineering  2 answers

Sudipta

on 2015-02-28 10:30:00  

I have the same question

yeasin

on 2015-03-01 10:30:00  

pps=post publication screutnee ppr=post publication review