Blar i Bergen Open Research Archive på forfatter "Kellmann, Ralph"
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Multisteroid LC-MS/MS assay for glucocorticoids and androgens, and its application in Addison’s disease
Methlie, Paal; Hustad, Simon Steinar; Kellmann, Ralph; Almås, Bjørg; Moter-Erichsen, M; Husebye, ES; Løvås, Kristian (Peer reviewed; Journal article, 2013)Objective: Liquid chromatography–tandem mass spectrometry (LC–MS/MS) offers superior analytical specificity compared with immunoassays, but it is not available in many regions and hospitals due to expensive instrumentation ...