?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Thiselton&rft.au=Thiselton%2C+Dawn+Louise&rft.aufirst=Dawn+Louise&rft.tpages=308&rft.title=A+genetic+and+physical+mapping+study+of+the+retinitis+pigmentosa+critical+region+on+the+proximal+short+arm+of+the+X+chromosome&rft.date=1997&rft.degree=Doctoral&rft.inst=UCL+(University+College+London)