<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Devleeschouwer,N.</style></author><author><style face="normal" font="default" size="100%">Libeer,J.C.</style></author><author><style face="normal" font="default" size="100%">Schiettecatte,J.</style></author><author><style face="normal" font="default" size="100%">Virginie Maes</style></author><author><style face="normal" font="default" size="100%">Demolder,J.</style></author><author><style face="normal" font="default" size="100%">Debusschere,P.M.</style></author><author><style face="normal" font="default" size="100%">F. Gorus</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Positive interference of merthiolate in the TDx digoxin assay in control samples used in the Belgian External Quality Assessment (EQA) Scheme138</style></title><secondary-title><style face="normal" font="default" size="100%">Eur.J.Clin.Chem.Clin.Biochem.</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">0</style></keyword><keyword><style  face="normal" font="default" size="100%">a</style></keyword><keyword><style  face="normal" font="default" size="100%">article</style></keyword><keyword><style  face="normal" font="default" size="100%">AS</style></keyword><keyword><style  face="normal" font="default" size="100%">assessment</style></keyword><keyword><style  face="normal" font="default" size="100%">Belgian</style></keyword><keyword><style  face="normal" font="default" size="100%">Belgium</style></keyword><keyword><style  face="normal" font="default" size="100%">Biology</style></keyword><keyword><style  face="normal" font="default" size="100%">blood</style></keyword><keyword><style  face="normal" font="default" size="100%">Brussels</style></keyword><keyword><style  face="normal" font="default" size="100%">Clinical</style></keyword><keyword><style  face="normal" font="default" size="100%">Comparative Study</style></keyword><keyword><style  face="normal" font="default" size="100%">Control</style></keyword><keyword><style  face="normal" font="default" size="100%">Digoxin</style></keyword><keyword><style  face="normal" font="default" size="100%">effect</style></keyword><keyword><style  face="normal" font="default" size="100%">epidemiology</style></keyword><keyword><style  face="normal" font="default" size="100%">EQA</style></keyword><keyword><style  face="normal" font="default" size="100%">external</style></keyword><keyword><style  face="normal" font="default" size="100%">External quality assessment</style></keyword><keyword><style  face="normal" font="default" size="100%">External quality assessment scheme</style></keyword><keyword><style  face="normal" font="default" size="100%">False Positive Reactions</style></keyword><keyword><style  face="normal" font="default" size="100%">Fluorescence Polarization Immunoassay</style></keyword><keyword><style  face="normal" font="default" size="100%">Humans</style></keyword><keyword><style  face="normal" font="default" size="100%">Hydrocortisone</style></keyword><keyword><style  face="normal" font="default" size="100%">Hygiene</style></keyword><keyword><style  face="normal" font="default" size="100%">im</style></keyword><keyword><style  face="normal" font="default" size="100%">Immunoassay</style></keyword><keyword><style  face="normal" font="default" size="100%">Interference</style></keyword><keyword><style  face="normal" font="default" size="100%">IS</style></keyword><keyword><style  face="normal" font="default" size="100%">IT</style></keyword><keyword><style  face="normal" font="default" size="100%">journal</style></keyword><keyword><style  face="normal" font="default" size="100%">matrix</style></keyword><keyword><style  face="normal" font="default" size="100%">observed</style></keyword><keyword><style  face="normal" font="default" size="100%">ORIGIN</style></keyword><keyword><style  face="normal" font="default" size="100%">present</style></keyword><keyword><style  face="normal" font="default" size="100%">Print</style></keyword><keyword><style  face="normal" font="default" size="100%">Progesterone</style></keyword><keyword><style  face="normal" font="default" size="100%">Quality</style></keyword><keyword><style  face="normal" font="default" size="100%">Quality Control</style></keyword><keyword><style  face="normal" font="default" size="100%">Radioimmunoassay</style></keyword><keyword><style  face="normal" font="default" size="100%">Reagent Kits,Diagnostic</style></keyword><keyword><style  face="normal" font="default" size="100%">result</style></keyword><keyword><style  face="normal" font="default" size="100%">results</style></keyword><keyword><style  face="normal" font="default" size="100%">Sample</style></keyword><keyword><style  face="normal" font="default" size="100%">Samples</style></keyword><keyword><style  face="normal" font="default" size="100%">SB - IM</style></keyword><keyword><style  face="normal" font="default" size="100%">stress</style></keyword><keyword><style  face="normal" font="default" size="100%">study</style></keyword><keyword><style  face="normal" font="default" size="100%">Thimerosal</style></keyword><keyword><style  face="normal" font="default" size="100%">use</style></keyword><keyword><style  face="normal" font="default" size="100%">work</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1994</style></year><pub-dates><date><style  face="normal" font="default" size="100%">0/12/1994</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">937</style></number><volume><style face="normal" font="default" size="100%">32</style></volume><pages><style face="normal" font="default" size="100%">935 - 937</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">We investigated the possible origin of the spuriously high results observed with the Abbott TDx Immunoassay in the 1991 Belgian external quality assessment scheme for digoxin. The present work ascribes this discrepancy to a matrix effect induced by the addition of merthiolate as preservative to the control samples. It consequently stresses the importance of avoiding the use of this compound for preparing such samples</style></abstract><issue><style face="normal" font="default" size="100%">12</style></issue><custom1><style face="normal" font="default" size="100%">38680</style></custom1><section><style face="normal" font="default" size="100%">935</style></section></record></records></xml>