?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.bios.2019.02.006&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=I.&rft.au=Letchumanan%2C+I.&rft.aulast=Letchumanan&rft.volume=131&rft.issn=09565663&rft.atitle=Gold+nano-urchin+integrated+label-free+amperometric+aptasensing+human+blood+clotting+factor+IX%3A+A+prognosticative+approach+for+%C3%A2%EF%BF%BD%EF%BF%BDRoyal+disease%C3%A2%EF%BF%BD%EF%BF%BD&rft.pages=128-135&rft.title=Biosensors+and+Bioelectronics&rft.date=2019&rft.genre=article