CRP and malaria: Following these criteria, we selected seven pathogen-specific tests for: malaria, group A Streptococcus, influenza virus, respiratory syncytial virus (RSV) for children aged <2 years, Streptococcus pneumoniae, dengue virus, and Salmonella enterica serovar Typhi (enteric fever) and 3 general biomarkers of acute infection (white blood cell differentiation, C-reactive protein [CRP], and urine dipstick for nitrites and leucocyte esterase; Table 2).