TY - JOUR U1 - Wissenschaftlicher Artikel A1 - Vierbaum, Laura A1 - Weiss, Nathalie A1 - Kaiser, Patricia A1 - Kremser, Marcel A1 - Wenzel, Folker A1 - Thevis, Mario A1 - Schellenberg, Ingo A1 - Luppa, Peter B. T1 - Longitudinal analysis of external quality assessment of immunoassay-based steroid hormone measurement indicates potential for improvement in standardization JF - Frontiers in Molecular Biosciences KW - External quality assessment (EQA) KW - Proficiency testing (PT) KW - Steroid hormones KW - Immunoassays KW - Accuracy Y1 - 2024 UN - https://nbn-resolving.org/urn:nbn:de:bsz:fn1-opus4-104099 SN - 2296-889X SS - 2296-889X U6 - https://doi.org/10.3389/fmolb.2024.1345356 DO - https://doi.org/10.3389/fmolb.2024.1345356 VL - 11.2024 SP - 9 S1 - 9 ER -