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- Journal Article
- A1
- open access
Pilot study for the Standardization of insulin immunoassays with isotope dilution-liquid chromatography/tandem mass spectrometry
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Validation of 5 routine assays for serum free testosterone with a candidate reference measurement procedure based on ultrafiltration and isotope dilution-gas chromatography-mass spectrometry
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- Conference Paper
- C3
- open access
Evaluation of a candidate reference measurement procedure for serum free testosterone based on ultrafiltration and isotope dilution-gas chromatography-mass spectrometry