Fig. 2
From: Development of new malaria diagnostics: matching performance and need
Stylized time course of an untreated Plasmodium falciparum infection in a host, and the impact of varying thresholds of detection on assay positivity. Red bars represent episodes of fever. Derived from observations of controlled infections to induce fever in tertiary syphilis patients, compiled by Collins and Jeffreys, US CDC. Unpublished data