Figure 3.

Correlation of positive results for specimens tested by DFA, culture and the IS481 HP PCR assay for B. pertussisw HP = hybridization probe, DFA = direct fluorescent antigen Seven specimens were overgrown in culture and thus have not been included in the Figure (see text for details).

Knorr et al. BMC Infectious Diseases 2006 6:62   doi:10.1186/1471-2334-6-62
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