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Clonal distribution of NP and invasive (blood or CSF) S. pneumoniae isolates carrying serotypes 1, 5, 6B, and 23F recovered from children in Southern Israel during 1994 to 1999. The numbers in the keys attached to the figures of serotypes 6B and 23F refer to the clonal types shown in Fig. 3 and 4. The numbers in the bar graphs are percentages.
