Publisher Correction: 3D test sample for the calibration and quality control of stimulated emission depletion (STED) and confocal microscopes.
Ernest B van der WeeJantina FokkemaChris L KennedyMarc Del PozoD A Matthijs de WinterPeter N A SpeetsHans C GerritsenAlfons van BlaaderenPublished in: Communications biology (2021)