1. Bristol-Myers
Squibb Pharmaceutical Research Institute, Wallingford, Connecticut
06492
2. The R. W. Johnson
Pharmaceutical Research Institute, Raritan, New Jersey
08869
3. Division of Healthcare
Quality Promotion, National Center for Infectious Diseases,
Centers for Disease Control and Prevention, Atlanta, Georgia
30333
4. Unidad de Investigacion,
Hospital Son Dureta, Andrea Doria, Palma de Mallorca
07014
5. Area de Microbiologia,
Universidad de las Islas Baleares, Crtra.Valldemosa, Palma de Mallorca 07071, Spain