CRP and infection: There is precedent for the utility of these sorts of general biomarkers in other conditions, such as c-reactive protein (CRP) in monitoring infection, and there is also precedent in increasing the specificity of a general biomarker by combining it with other biomarkers (multiplexing; Smith et al., 2008; Fehnel et al., 2020; Duggins-Warf et al., 2023; Pastorello et al., 2023).