?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Dang%2C+Cao+Cuong&rft.aulast=Dang&rft.aufirst=Cao+Cuong&rft.issue=1&rft.volume=10&rft.date=1+April+2010&rft.atitle=FLU%2C+an+Amino+Acid+Substitution+Model+for+Influenza+Proteins&rft.title=BMC+Evolutionary+Biology&rft.pages=99&rft.genre=article