1 Correction to: Experiments in Fluids (2020) 61:20 https://doi.org/10.1007/s00348-019-2855-6

The original version of this article contained a mistake. The symbol Ψ in the article title was inadvertently replaced with text. The correct article title is: Psi-PIV: a novel framework to study unsteady microfluidic flow.

This erratum corrects the mistake and original article is updated.