?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Luke&rft.au=Nicholson%2C+Luke&rft.aulast=Nicholson&rft.degree=Doctoral&rft.title=Non-perfusion+in+retinal+vascular+diseases+and+its+association+with+neovascularisation+and+retinal+vessel+oxygenation&rft.inst=UCL+(University+College+London)&rft.date=28+June+2019&rft.tpages=181