Weykamp, Cas: search on Z-Library

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1

Multicentre evaluation of the Premier Hb9210 HbA1c analyser

John, W. Garry, Little, Randie, Sacks, David B., Weykamp, Cas, Lenters-Westra, Erna, Hornsby, Theresa, Zhao, Zhen, Siebelder, Carla, Tennill, Alethea, English, Emma

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2015

Language:

english

File:

PDF, 408 KB

english, 2015

2

Preparation of a Candidate Primary Reference Material for the International Standardisation of HbA1c Determinations

Finke, Andreas, Kobold, Uwe, Hoelzel, Wieland, Weykamp, Cas, Miedema, Kor, Jeppsson, Jan-Olof

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

1998

Language:

english

File:

PDF, 102 KB

english, 1998

3

Reprint of Standardisation and use of the alcohol biomarker carbohydrate-deficient transferrin (CDT)

Helander, Anders, Wielders, Jos, Anton, Raymond, Arndt, Torsten, Bianchi, Vincenza, Deenmamode, Jean, Jeppsson, Jan-Olof, Whitfield, John B., Weykamp, Cas, Schellenberg, François

Journal:

Clinica Chimica Acta

Year:

2017

Language:

english

File:

PDF, 831 KB

english, 2017

4

IFCC Working Group Recommendations for Assessing Commutability Part 1: General Experimental Design

Miller, W. Greg, Schimmel, Heinz, Rej, Robert, Greenberg, Neil, Ceriotti, Ferruccio, Burns, Chris, Budd, Jeffrey R., Weykamp, Cas, Delatour, Vincent, Nilsson, Göran, MacKenzie, Finlay, Panteghini, Mau

Journal:

Clinical Chemistry

Year:

2018

Language:

english

File:

PDF, 141 KB

english, 2018

5

IFCC Working Group Recommendations for Assessing Commutability Part 2: Using the Difference in Bias Between a Reference Material and Clinical Samples

Nilsson, Göran, Budd, Jeffrey R., Greenberg, Neil, Delatour, Vincent, Rej, Robert, Panteghini, Mauro, Ceriotti, Ferruccio, Schimmel, Heinz, Weykamp, Cas, Keller, Thomas, Camara, Johanna E., Burns, Chr

Journal:

Clinical Chemistry

Year:

2018

Language:

english

File:

PDF, 243 KB

english, 2018

6

Two novel haemoglobin variants that affect haemoglobin A1c measurement by ion-exchange chromatography

Bots, Michael, Stroobants, An K., Delzenne, Barend, Soeters, Maarten R., de Vries, Johan E., Weykamp, Cas W., Norg, Roelf J.C., Veldthuis, Martijn, Zwieten, Rob van

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2015

Language:

english

File:

PDF, 1.12 MB

english, 2015

7

Uncertainty calculation for calibrators of the IFCC HbA1c standardization network

Andrea Konnert, Sabine Arends, Stefan Schubert, Christoph Berding, Cas Weykamp, Carla Siebelder

Journal:

Accreditation and Quality Assurance

Year:

2006

Language:

english

File:

PDF, 224 KB

english, 2006

8

The quest for equivalence of test results: the pilgrimage of the Dutch Calibration 2.000 program for metrological traceability

Jansen, Rob T.P., Cobbaert, Christa M., Weykamp, Cas, Thelen, Marc

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2018

Language:

english

File:

PDF, 1.10 MB

english, 2018

9

Carbamylated Hemoglobin Interference in Glycohemoglobin Assays

Weykamp, Cas W, Miedema, Kor, de Haan, Tjeerd, Doelman, Cees JA

Journal:

Clinical Chemistry

Year:

1999

File:

PDF, 158 KB

1999

10

One in Five Laboratories Using Various Hemoglobin A 1c Methods Do Not Meet the Criteria for Optimal Diabetes Care Management

Lenters-Westra, Erna, Weykamp, Cas, Schindhelm, Roger K., Siebelder, Carla, Bilo, Henk J., Slingerland, Robbert J.

Journal:

Diabetes Technology & Therapeutics

Year:

2011

Language:

english

File:

PDF, 214 KB

english, 2011

11

Measurements of neonatal bilirubin and albumin concentrations: a need for improvement and quality control

Deirdre E. van Imhoff, Peter H. Dijk, Cas W. Weykamp, Christa M. Cobbaert, Christian V. Hulzebos, On behalf of the BARTrial Study Group

Journal:

European Journal of Pediatrics

Year:

2011

Language:

english

File:

PDF, 224 KB

english, 2011

12

The traceability chain in medical laboratories: a long and winding road, the example of HbA1c

Journal:

Accreditation and Quality Assurance

Year:

2010

Language:

english

File:

PDF, 326 KB

english, 2010

13

IFCC Working Group Recommendations for Correction of Bias Caused by Noncommutability of a Certified Reference Material Used in the Calibration Hierarchy of an End-User Measurement Procedure

Miller, W Greg, Budd, Jeffrey, Greenberg, Neil, Weykamp, Cas, Althaus, Harald, Schimmel, Heinz, Panteghini, Mauro, Delatour, Vincent, Ceriotti, Ferruccio, Keller, Thomas, Hawkins, Douglas, Burns, Chri

Journal:

Clinical Chemistry

Year:

2020

File:

PDF, 529 KB

2020

14

Systematic monitoring of standardization and harmonization status with commutable EQA-samples—Five year experience from the Netherlands

Christa Cobbaert, Cas Weykamp, Paul Franck, Robert de Jonge, Aldy Kuypers, Herman Steigstra, Jacqueline Klein Gunnewiek, Douwe van Loon, Rob Jansen

Journal:

Clinica Chimica Acta

Year:

2012

Language:

english

File:

PDF, 348 KB

english, 2012

15

Harmonisation of seven common enzyme results through EQA

Weykamp, Cas, Franck, Paul, Gunnewiek, Jacqueline Klein, de Jonge, Robert, Kuypers, Aldy, van Loon, Douwe, Steigstra, Herman, Cobbaert, Christa

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2014

Language:

english

File:

PDF, 429 KB

english, 2014

16

Expressing analytical performance from multi-sample evaluation in laboratory EQA

Thelen, Marc H.M., Jansen, Rob T.P., Weykamp, Cas W., Steigstra, Herman, Meijer, Ron, Cobbaert, Christa M.

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2017

Language:

english

File:

PDF, 2.14 MB

english, 2017

17

The Internet: the way forward for PT/EQA

Journal:

Accreditation and Quality Assurance

Year:

2006

Language:

english

File:

PDF, 190 KB

english, 2006

18

Hemoglobins S and C: reference values for glycohemoglobin in heterozygous, double heterozygous and homozygous subjects, as established by 13 methods

Cas W. Weykamp, Wimbert V. Martina, Fey P.L. van der Dijs, Theo J. Penders, Willem van der Slik, Frits A.J. Muskiet

Journal:

Clinica Chimica Acta

Year:

1994

Language:

english

File:

PDF, 877 KB

english, 1994

19

HbA1c: A Review of Analytical and Clinical Aspects

Journal:

Annals of Laboratory Medicine

Year:

2013

Language:

english

File:

PDF, 497 KB

english, 2013

20

IFCC approved HPLC reference measurement procedure for the alcohol consumption biomarker carbohydrate-deficient transferrin (CDT): Its validation and use

Schellenberg, François, Wielders, Jos, Anton, Raymond, Bianchi, Vincenza, Deenmamode, Jean, Weykamp, Cas, Whitfield, John, Jeppsson, Jan-Olof, Helander, Anders

Journal:

Clinica Chimica Acta

Year:

2017

Language:

english

File:

PDF, 681 KB

english, 2017

21

A category 1 EQA scheme for comparison of laboratory performance and method performance: An international pilot study in the framework of the Calibration 2000 project

Jansen, Rob, Jassam, Nuthar, Thomas, Annette, Perich, Carmen, Fernandez-Calle, Pilar, Faria, Ana Paula, Correia, Helena, Barth, Julian H., Weykamp, Cas, Cobbaert, Christa, Thelen, Marc, Ricós, Carmen

Journal:

Clinica Chimica Acta

Year:

2014

Language:

english

File:

PDF, 1.30 MB

english, 2014

22

Does carbamylated hemoglobin still affect the analysis of HbA1c in uremic and hyperglycemic patients?

Meijs, Matthijs F.L., Dijkhorst-Oei, Lioe-Ting, van Loo, Reina, Bosma, Renate J., Weykamp, Cas W., Wielders, Jos P.M.

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2008

Language:

english

File:

PDF, 53 KB

english, 2008

23

Diagnostic performance of serological assays for anti-HBs testing: Results from a quality assessment program

Raven, Stijn, Hautvast, Jeannine, Steenbergen, Jim van, Akkermans, Reinier, Weykamp, Cas, Smits, Francis, Hoebe, Christian, Vossen, Ann

Journal:

Journal of Clinical Virology

Year:

2017

Language:

english

File:

PDF, 691 KB

english, 2017

24

Measurement of Hba1C in patients with chronic renal failure

Little, Randie R., Rohlfing, Curt L., Tennill, Alethea L., Hanson, Steven E., Connolly, Shawn, Higgins, Trefor, Wiedmeyer, Charles E., Weykamp, Cas W., Krause, Richard, Roberts, William

Journal:

Clinica Chimica Acta

Year:

2013

Language:

english

File:

PDF, 295 KB

english, 2013

25

Toward standardization of carbohydrate-deficient transferrin (CDT) measurements: III. Performance of native serum and serum spiked with disialotransferrin proves that harmonization of CDT assays is possible

Weykamp, Cas, Wielders, Jos P.M., Helander, Anders, Anton, Raymond F., Bianchi, Vincenza, Jeppsson, Jan-Olof, Siebelder, Carla, Whitfield, John B., Schellenberg, François

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2013

Language:

english

File:

PDF, 270 KB

english, 2013

26

Evaluation of a Reference Material for Glycated Haemoglobin

Weykamp, Cas W., Penders, Theo J., Muskiet, Frits A. J., van der Slik, Willem

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

1996

Language:

english

File:

PDF, 2.91 MB

english, 1996

27

Glycation rate of haemoglobins S, C, D, E, J and G, and analytical interference on the measurement of HbA1c with affinity chromatography and capillary electrophoresis

Weykamp, Cas, Kemna, Erwin, Leppink, Sanne, Siebelder, Carla

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2015

Language:

english

File:

PDF, 476 KB

english, 2015

28

Toward standardization of carbohydrate-deficient transferrin (CDT) measurements: II. Performance of a laboratory network running the HPLC candidate reference measurement procedure and evaluation of a candidate reference material

Helander, Anders, Wielders, Jos P.M., Jeppsson, Jan-Olof, Weykamp, Cas, Siebelder, Carla, Anton, Raymond F., Schellenberg, François, Whitfield, John B.

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2010

Language:

english

File:

PDF, 256 KB

english, 2010

29

Commutability Assessment of Potential Reference Materials Using a Multicenter Split-Patient-Sample Between-Field-Methods (Twin-Study) Design: Study within the Framework of the Dutch Project âCalibration 2000â

Baadenhuijsen, Henk, Steigstra, Herman, Cobbaert, Christa, Kuypers, Aldy, Weykamp, Cas, Jansen, Rob

Journal:

Clinical Chemistry

Year:

2002

File:

PDF, 168 KB

2002

30

In Reply: Steroid Profile for Urine: Reference Values

Journal:

Clinical Chemistry

Year:

1990

File:

PDF, 305 KB

1990

31

Differences in national legislation for the implementation of lead regulations included in the European directive for the protection of the health and safety of workers with occupational exposure to chemical agents (98/24/EC)

Andrew Taylor, Jurgen Angerer, Josiane Arnaud, Françoise Claeys, Jesper Kristiansen, Olav Mazarrasa, Antonio Menditto, Marina Patriarca, Alain Pineau, Sinikka Valkonen, Cas Weykamp

Journal:

International Archives of Occupational and Environmental Health

Year:

2007

Language:

english

File:

PDF, 347 KB

english, 2007

32

Trueness verification and traceability assessment of results from commercial systems for measurement of six enzyme activities in serum: An international study in the EC4 framework of the Calibration 2000 project

Rob Jansen, Gerhard Schumann, Henk Baadenhuijsen, Paul Franck, Carlo Franzini, Rolf Kruse, Aldy Kuypers, Cas Weykamp, Mauro Panteghini

Journal:

Clinica Chimica Acta

Year:

2006

Language:

english

File:

PDF, 141 KB

english, 2006

33

HbA1c: EQA in Germany, Belgium and the Netherlands using fresh whole blood samples with target values assigned with the IFCC reference system

Kaiser, Patricia, Spannagl, Michael, van Campenhout, Christel, Lenga, Yolande, Siebelder, Carla, Weykamp, Cas

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2016

Language:

english

File:

PDF, 469 KB

english, 2016

34

Selection, Preparation, and Characterization of Commutable Frozen Human Serum Pools as Potential Secondary Reference Materials for Lipid and Apolipoprotein Measurements: Study within the Framework of the Dutch Project âCalibration 2000â

Cobbaert, Christa, Weykamp, Cas, Baadenhuijsen, Henk, Kuypers, Aldy, Lindemans, Jan, Jansen, Rob

Journal:

Clinical Chemistry

Year:

2002

File:

PDF, 224 KB

2002

35

External Quality Assessment Scheme for reference laboratories – review of 8 years’ experience

Kessler, Anja, Siekmann, Lothar, Weykamp, Cas, Geilenkeuser, Wolf Jochen, Dreazen, Orna, Middle, Jonathan, Schumann, Gerhard

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2013

Language:

english

File:

PDF, 977 KB

english, 2013

36

Survey of Total Error of Precipitation and Homogeneous HDL-Cholesterol Methods and Simultaneous Evaluation of Lyophilized Saccharose-containing Candidate Reference Materials for HDL-Cholesterol

Cobbaert, Christa, Mulder, Paul GH, Baadenhuijsen, Henk, Zwang, Louwerens, Weykamp, Cas W, Demacker, Pierre NM

Journal:

Clinical Chemistry

Year:

1999

File:

PDF, 350 KB

1999

37

Harmonization and transferability of performance assessment: experience from four serum aluminum proficiency testing schemes

Arnaud, Josiane, Coté, Isabelle, Parsons, Patrick J., Patriarca, Marina, Taylor, Andrew, Weykamp, Cas

Journal:

Accreditation and Quality Assurance

Year:

2014

Language:

english

File:

PDF, 410 KB

english, 2014

38

Clinical impact of direct HDLc and LDLc method bias in hypertriglyceridemia. A simulation study of the EAS-EFLM Collaborative Project Group

Langlois, Michel R., Descamps, Olivier S., van der Laarse, Arnoud, Weykamp, Cas, Baum, Hannsjörg, Pulkki, Kari, von Eckardstein, Arnold, De Bacquer, Dirk, Borén, Jan, Wiklund, Olov, Laitinen, Païvi, O

Journal:

Atherosclerosis

Year:

2014

Language:

english

File:

PDF, 418 KB

english, 2014

39

Evaluation of Performance of Laboratories and Manufacturers Within the Framework of the IFCC model for Quality Targets of HbA1c

Weykamp, Cas, Siebelder, Carla

Journal:

Journal of Diabetes Science and Technology

Year:

2017

Language:

english

File:

PDF, 597 KB

english, 2017

40

Instability of mercury in specimens of human urine for external quality assessment

Andrew Taylor, Robert L. Jones, Alain Leblanc, Olav Mazarrasa, Mi-Young Lee, Patrick J. Parsons, Marina Patriarca, Jean-Philippe Weber, Cas Weykamp

Journal:

Accreditation and Quality Assurance

Year:

2009

Language:

english

File:

PDF, 244 KB

english, 2009

41

HbA1c: performance of the Sebia Capillarys 2 Flex Piercing

Weykamp, Cas, Waenink-Wieggers, Helene, Kemna, Erwin, Siebelder, Carla

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2013

Language:

english

File:

PDF, 157 KB

english, 2013

42

Clinically relevant discrepancies between different rheumatoid factor assays

Falkenburg, Willem J.J., von Richthofen, Helen J., Koers, Jana, Weykamp, Cas, Schreurs, Marco W.J., Bakker-Jonges, Liesbeth E., Haagen, Inez-Anne, Lems, Willem F., Hamann, Dörte, van Schaardenburg, Di

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2018

Language:

english

File:

PDF, 1.29 MB

english, 2018

43

External Quality Assessment in The Netherlands: time to introduce commutable survey specimens. Lessons from the Dutch “Calibration 2000” project

Baadenhuijsen, Henk, Kuypers, Aldy, Weykamp, Cas, Cobbaert, Christa, Jansen, Rob

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2005

Language:

english

File:

PDF, 85 KB

english, 2005

44

In vitro determination of allergen-specific serum IgE. Comparative analysis of three methods

Libeer, Jean-Claude, Van Hoeyveld, Erna, Kochuyt, Anne-Marie, Weykamp, Cas, Bossuyt, Xavier

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2007

Language:

english

File:

PDF, 122 KB

english, 2007

45

Criteria to define the standard deviation for proficiency assessment for the determination of essential trace elements in serum: comparison ofZ-scores based on the Horwitz function or on biological variability

Josiane Arnaud, Robert L. Jones, Alain LeBlanc, Mi-Young Lee, Olav Mazarrasa, Patrick Parsons, Marina Patriarca, Andrew Taylor, Jean-Philippe Weber, Cas Weykamp

Journal:

Accreditation and Quality Assurance

Year:

2009

Language:

english

File:

PDF, 358 KB

english, 2009

46

Evaluation of the Menarini/ARKRAY ADAMS A1c HA-8180V analyser for HbA1c

Weykamp, Cas, Lenters-Westra, Erna, van der Vuurst, Hans, Slingerland, Robbert, Siebelder, Carla, Visser-Dekkers, Willeke

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2011

Language:

english

File:

PDF, 133 KB

english, 2011

47

Performance of glycated hemoglobin (HbA1c) methods evaluated with EQAS studies using fresh blood samples: Still space for improvements

Mosca, Andrea, Paleari, Renata, Carobene, Anna, Weykamp, Cas, Ceriotti, Ferruccio

Journal:

Clinica Chimica Acta

Year:

2015

Language:

english

File:

PDF, 636 KB

english, 2015

48

Capillary electrophoresis system for hemoglobin A1c determinations evaluated

Doelman, Cees J A, Siebelder, Carla W M, Nijhof, Wim A, Weykamp, Cas W, Janssens, Jacques, Penders, Theo J

Journal:

Clinical Chemistry

Year:

1997

Language:

english

File:

PDF, 181 KB

english, 1997

49

Mechanism and speed of reactions between haemoglobin and glucose; consequences for the measurement of glycosylated haemoglobins in patient material

Cas W. Weykamp, Theo J. Penders

Journal:

Clinica Chimica Acta

Year:

1982

Language:

english

File:

PDF, 534 KB

english, 1982

50

The global impact of the International Federation of Clinical Chemistry and Laboratory Medicine, Education and Management Division: engaging stakeholders and assessing HbA1c quality in a multicentre study across China

English, Emma, Weykamp, Cas, Ji, Linong, Siebelder, Carla, Shan, Zhongyan, Wang, Yufei, Li, Huijun, Garry John, W.

Journal:

Clinical Chemistry and Laboratory Medicine

Year:

2018

Language:

english

File:

PDF, 1.66 MB

english, 2018

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