?url_ver=Z39.88-2004&rft_id=PQ+ETD%3A592104&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Issa%2C+R.&rft.aulast=Issa&rft.aufirst=R.&rft.degree=Doctoral&rft.date=2005&rft.inst=University+of+London&rft.tpages=369&rft.title=Genomic+variation+and+gene+expression+of+clinical+isolates+of+Mycobacterium+tuberculosis.