1. l Lactamase producing, penicillin resistant gonococcus;Phillips, I.;Lancet,1976
2. Penicillinase producing gonococci in Liverpool;Percival, A.; Corkhill, J.E.; Arya, O.P.;Lancet,1976
3. Penicillinase-producing Neisseria gonorrhoeae in Great Britain 1977-81: alarming increase in incidence and recent development of endemic transmission;McCutchan, J.A.; Adler, M.W.; Berrie, J.R.H.,1982
4. Penicillinase producing Neisseria gonorrhoeae-a retrospective study;McCormack, W.M.;N Engl _J Med,1982
5. A rapid alkaline extraction procedure for screening recombinant plasmid DNA;Birnboim, H.C.; Doly, J.;Nucleic Acids Res,1979