?url_ver=Z39.88-2004&rft_id=PQ+ETD%3A591458&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=K.A.&rft.aulast=England&rft.au=England%2C+K.A.&rft.degree=Doctoral&rft.tpages=286&rft.title=Paediatric+HCV+and+HIV+infection+%3A+Mode+of+acquisition%2C+progression+and+co-infection.&rft.date=2008&rft.inst=University+of+London