David Armbruster
- Limit of detection (LQD)/limit of quantitation (LOQ): comparison of the empirical and the statistical methods exemplified with GC-MS assays of abused drugs
1994/07/01 by D A Armbruster, David Armbruster, M D Tillman +1 · 23 citations
Agricultural and Biological Sciences · Chemistry · Mathematics · Pharmacology, Toxicology and Pharmaceutics · #Analyte #Analytical Chemistry (journal) #Analytical Chemistry and Chromatography #Blank #Chemistry #Chromatography #Detection limit #Forensic Toxicology and Drug Analysis #Gas chromatography #Gas chromatography–mass spectrometry #Mass spectrometry #Materials science #Mathematics #Pesticide Residue Analysis and Safety #Replicate #Statistics
- A global multicenter study on reference values: 1. Assessment of methods for derivation and comparison of reference intervals
2016/09/22 by Kiyoshi Ichihara, Yeşim Özarda, Yesim Ozarda +23 · 27 citations
Agricultural and Biological Sciences · Mathematics · Medicine · #Clinical Laboratory Practices and Quality Control #Computer science #Econometrics #Geography #Internal medicine #Mathematics #Medicine #Multicenter study #Nonparametric statistics #Parametric statistics #Pesticide Residue Analysis and Safety #Randomized controlled trial #Reference values #Renal function and acid-base balance #Scale (ratio) #Statistics