Which plasma pTau217 assay should I use in clinical practice? Pandora’s box demystified

This scientific commentary refers to ‘A comprehensive head-to-head comparison of key plasma phosphorylated tau 217 biomarker tests’ by Warmenhoven et al. (https://doi.org/10.1093/brain/awae346) and ‘Plasma p-tau217 in Alzheimer’s disease: Lumipulse and ALZpath SIMOA head-to-head comparison’ by Pilotto et al. (https://doi.org/10.1093/brain/awae368).