IQN Path is pleased to announce the first publication on Liquid Biopsy clinical implementation and quality assessment. Four EQA providers came together under the umbrella of IQN Path ASBL to run a pilot External Quality Assessment scheme for circulating free DNA. This publication “Review of the implementation of plasma ctDNA testing on behalf of IQN Path ASBL: a perspective from an EQA providers’ survey” in Virchows Archiv is the first publication in the series that provides the results of a laboratory survey into the clinical demand for ctDNA testing and the requirement for External Quality Assessment for this novel type of diagnostic testing.Please find the open access publication here: