Wilhelmina H. A. de Jong

Dietary Influences on Plasma and Urinary Metanephrines: Implications for Diagnosis of Catecholamine-Producing Tumors

Wilhelmina H. A. de Jong, Graeme Eisenhofer, Wendy J. Post et al. · The Journal of Clinical Endocrinology & Metabolism · 2009 · 148 citations · Full text

Plasma tryptophan, kynurenine and 3-hydroxykynurenine measurement using automated on-line solid-phase extraction HPLC–tandem mass spectrometry

Wilhelmina H. A. de Jong, Reinier Smit, Stephan J. L. Bakker et al. · Journal of Chromatography B · 2009 · 103 citations

Analytical Instrumentation, Biochemistry, Plasma Tryptophan +11

Automated mass spectrometric analysis of urinary and plasma serotonin

Wilhelmina H. A. de Jong, Marianne H. L. I. Wilkens, Elisabeth G.E. de Vries et al. · Analytical and Bioanalytical Chemistry · 2010 · 75 citations · Full text

In Matrix Derivatization Combined with LC-MS/MS Results in Ultrasensitive Quantification of Plasma Free Metanephrines and Catecholamines

Martijn van Faassen, Rainer Bischoff, Karin Eijkelenkamp et al. · Analytical Chemistry · 2020 · 75 citations · Full text

Plasma levels of free metanephrines and 3-methoxytyramine indicate a higher number of biochemically active HNPGL than 24-h urinary excretion rates of catecholamines and metabolites

Nicolette van Duinen, Eleonora P.M. Corssmit, Wilhelmina H. A. de Jong et al. · European Journal of Endocrinology · 2013 · 64 citations