?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Gramatica&rft.aufirst=R&rft.au=Gramatica%2C+R&rft.volume=9&rft.date=9+January+2014&rft.issue=1&rft.atitle=Graph+theory+enables+drug+repurposing+-+how+a+mathematical+model+can+drive+the+discovery+of+hidden+mechanisms+of+action.&rft.title=PLoS+One&rft.genre=article