There is an error in the second sentence of the sixth paragraph under the subheading “Enzyme Immunoassays” in the Methods section. The correct sentence is: Cutoff absorbances (mean + 4 SDs) for positive competed and non-competed IgG EIA results were 0.095 and 0.151, respectively. Citation: Kantola K, Hedman L, Tanner L, Simell V, Mäkinen M, Partanen J, et al. (2017) Correction: B-Cell Responses to Human Bocaviruses 1–4: New Insights from a Childhood Follow-Up Study. PLoS ONE 12(2): e0172078.