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Clinical Chemistry|October 1, 1994
Systematic differences between commercial immunoassays for free thyroxine and free triiodothyronine in an external quality assessment programG C Zucchelli, A Pilo, M R Chiesa, et al.Clinical Chemistry|July 1, 1993
General approach to correction for bias in analytical performance in longitudinal studies illustrated by estimating the effect of age on gamma-glutamyltransferase activityE A van der Meulen, N J van Sittert, A G de Koningh, et al.Clinical Chemistry|March 1, 1984
Brain-specific proteins: solid-phase immunobioluminescence assay for neuron-specific enolase in human plasmaK D Gerbitz, J Summer, J ThallemerClinical Chemistry|January 1, 1981
Relation between maternal weight and serum alpha-fetoprotein concentration during the second trimesterJ E Haddow, E M Kloza, G J Knight, et al.Clinical Chemistry|January 1, 1981
Acetylcholinesterase and fetal malformations: modified qualitative technique for diagnosis of neural tube defectsJ E Haddow, M E Morin, M S Holman, et al.Clinical Chemistry|May 1, 1995
Multiple mechanisms account for genomic instability and molecular mutation in neoplastic transformationW B Coleman, G J TsongalisClinical Chemistry|May 1, 1995
Testing the accuracy of total cholesterol assays in an external quality-control program. Effect of adding sucrose to lyophilized control sera compared with use of fresh or frozen seraH Baadenhuijsen, P N Demacker, M Hessels, et al.Clinical Chemistry|May 1, 1995
Rapid gas-chromatographic assay of lactulose and mannitol for estimating intestinal permeabilityM Celli, P D'Eufemia, R Dommarco, et al.Clinical Chemistry|September 1, 1984
Elimination of "hook-effect" in two-site immunoradiometric assays by kinetic rate analysisK L Hoffman, G H Parsons, L J Allerdt, et al.Pageof 1,274