1. Results of a multicentre European survey in 1991 of metronidazole resistance inHelicobacter pylori

   • European Study Group on Antibiotic Susceptibility of Helicobacter pylori

   Article Pages: 777 - 781

2. Patterns of multiple resistance to antibiotics in gram-negative bacteria demonstrated by factor analysis

   • L. Leibovici
   • A. J. Wysenbeek
   • M. Drucker

   Article Pages: 782 - 788

3. Scanning electron microscopy of bacterial biofilms on indwelling bladder catheters

   • L. Ganderton
   • J. Chawla
   • D. Stickler

   Article Pages: 789 - 796

4. Rapid detection of tuberculous and non-tuberculous mycobacteria by polymerase chain reaction amplification of a 162 bp DNA fragment from antigen 85

   • M. Fauville-Dufaux
   • B. Vanfleteren
   • J. Content

   Article Pages: 797 - 803

5. Use of genomic fingerprinting in the characterization ofNeisseria gonorrhoeae isolated in Valencia, Spain

   • M. Dasi
   • J. M. Nogueira
   • J. Barberá

   Article Pages: 804 - 809

6. Multilocus enzyme electrophoresis of major O-antigen reference strains ofPseudomonas aeruginosa

   • C. Charnock
   • T. Bergan

   Article Pages: 810 - 816

7. Genome fingerprinting by pulsed-field gel electrophoresis and ribotyping to differentiatePseudomonas aeruginosa serotype O11 strains

   • C. L. Poh
   • C. C. Yeo
   • L. Tay

   Article Pages: 817 - 822

8. Technique for calculation of the true costs of antibiotic therapy

   • J. R. Kerr
   • J. G. Barr
   • J. O'Hare

   Notes Pages: 823 - 827

9. Penetration of pefloxacin into maxillary sinus cavity and nasal secretions

   • G. Petrikkos
   • P. Goumas
   • H. Giamarellou

   Notes Pages: 828 - 831

10. Infective endocarditis with involvement of the tricuspid valve due toCapnocytophaga canimorsus

    • H. K. Andersen
    • M. Pedersen

    Notes Pages: 831 - 832

11. Reactivation of Q fever following cardiac surgery

    • T. J. Marrie
    • J. Cunning
    • P. Durnford

    Notes Pages: 833 - 836

12. First reported case of streptococcus pyogenes infection with toxic shock-like syndrome in Italy

    • G. B. Cherchi
    • E. L. Kaplan
    • G. Orefici

    Notes Pages: 836 - 838

13. Familial outbreak of agricultural anthrax in an area of Northern Italy

    • F. de Lalla
    • J. W. Ezzell
    • A. Tramarin

    Notes Pages: 839 - 842

14. Erysipelas-like skin lesions associated withCampylobacter jejuni septicemia in patients with hypogammaglobulinemia

    • P. J. S. M. Kerstens
    • H. P. Endtz
    • J. W. M. van der Meer

    Notes Pages: 842 - 847

15. Prosthetic joint infection due toCandida parapsilosis in the UK: Case report and literature review

    • J. Paul
    • S. H. White
    • D. W. Crook

    Notes Pages: 847 - 849

16. Improved detection of HIV p24 antigen in serum after acid pretreatment

    • M. A. Rodríguez-Iglesias
    • J. R. Alvarez
    • J. Mira

    Notes Pages: 849 - 850

17. Pharmacokinetics of loracarbef and interaction with acetylcysteine

    • S. Roller
    • H. Lode
    • P. Koeppe

    New Antimicrobial Agents Pages: 851 - 855

18. Comparative in vitro activity of clarithromycin

    • E. Loza
    • J. Martínez Beltrán
    • Spanish Collaborative Group

    New Antimicrobial Agents Pages: 856 - 866

19. In vitro potency of nine orally administered antimicrobial agents against three respiratory tract pathogens

    • A. L. Barry

    New Antimicrobial Agents Pages: 867 - 869

20. Susceptibility of yeasts to fluconazole

    • M. Scheven

    Letter Pages: 870 - 870

21. Announcements

    Announcement Pages: 871 - 872

22. Evaluation of two rapid tests for the diagnosis ofChlamydia trachomatis genital infections

    Erratum Pages: 872 - 872