?url_ver=Z39.88-2004&rft_id=PQ+ETD%3A593358&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=N&rft.au=White%2C+N&rft.aulast=White&rft.date=31+July+2005&rft.degree=Doctoral&rft.inst=UCL+(University+College+London)&rft.title=Purinergic+signalling+in+malignant+melanoma&rft.tpages=173