?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Tyagi%2C+Atul&rft.aulast=Tyagi&rft.aufirst=Atul&rft.volume=43&rft.date=January+2015&rft.issn=1362-4962&rft.atitle=CancerPPD%3A+a+database+of+anticancer+peptides+and+proteins.&rft.title=Nucleic+acids+research&rft.pages=D837-43&rft.genre=article