?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Antony+Arthur&rft.au=Hollingworth%2C+Antony+Arthur&rft.aulast=Hollingworth&rft.date=1991&rft.title=The+epidemiology+and+natural+history+of+papillomavirus+infection+of+the+cervix+uteri&rft.tpages=253&rft.inst=UCL+(University+College+London)&rft.degree=Doctoral