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Receiver operating characteristic (ROC) curve for anti-LPS and HlyE IgA response using DPP for the diagnosis of acute enteric fever. ROC curve plotting the specificity versus sensitivity of distinguishing patients with acute enteric fever (S. Typhi or S. Paratyphi A) from all endemic controls (healthy and febrile controls) (A) and endemic febrile controls (B). 95% CI, 95% confidence interval.
