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. 2003 Apr;41(4):1694–1700. doi: 10.1128/JCM.41.4.1694-1700.2003

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Copyright © 2003, American Society for Microbiology

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FIG. 1. — Cases of L. monocytogenes infections by month from 1990 to 2001. The serotypes of the strains (a) and the five most common groups (G1, GT5, G11, G21, and G71) of closely related PFGE types (b) are indicated by colors. The seven mother-child pairs are indicate by numbers (1 to 7).

FIG. 1. — Cases of L. monocytogenes infections by month from 1990 to 2001. The serotypes of the strains (a) and the five most common groups (G1, GT5, G11, G21, and G71) of closely related PFGE types (b) are indicated by colors. The seven mother-child pairs are indicate by numbers (1 to 7).