1. Positive effect of meningococcal C vaccination on serogroup replacement in Neisseria meningitidis 
Emilio Pérez-Trallero, Diego Vicente, Mila Montes, Ramón Cisterna 
The Lancet 
Volume 360, Issue 9337, (September 2002)
DOI: /S (02)
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2. Figure
Pulsed-field gel electrophoresis patterns (after NheI restriction) of 10 N meningitidis isolates
Lanes 1–4: four non-related isolates serogroups C, B, W135, and B, respectively; lanes 5 and 6: two N meningitidis isolates; lanes 7–10: four N meningitidis 2a:P1·5 isolates; lane 11: DNA size (lambda-ladder, Biorad).
The Lancet  , DOI: ( /S (02) )
Copyright © 2002 Elsevier Ltd Terms and Conditions