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The tradition algorithm approach underestimates the prevalence of serodiagnosis of syphilis in HIV-infected individuals

Fig 1

The flow and results of different algorithms.

Abbreviations: TRUST, toluidine red unheated serum test; TPPA, Treponema pallidum particle agglutination; TP-EIA, Treponema pallidum enzyme immunoassay.

Fig 1

doi: https://doi.org/10.1371/journal.pntd.0005758.g001