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Commentary: Global Alzheimer's disease and Alzheimer's disease related dementia research funding organizations support and engage the research community throughout the COVID‐19 pandemic.
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- Alzheimer's & Dementia: The Journal of the Alzheimer's Association, 2022, v. 18, n. 5, p. 1067, doi. 10.1002/alz.12472
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- Article
Using 'big data' to describe the effect of seasonal variation in thyroid-stimulating hormone.
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- Clinical Chemistry & Laboratory Medicine, 2017, v. 55, n. 2, p. e34, doi. 10.1515/cclm-2016-0500
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- Article
On-line flagging monitoring -- a new quality management tool for the analytical phase.
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- Clinical Chemistry & Laboratory Medicine, 2015, v. 53, n. 10, p. e269, doi. 10.1515/cclm-2015-0066
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- Article
The Empower project - a new way of assessing and monitoring test comparability and stability.
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- Clinical Chemistry & Laboratory Medicine, 2015, v. 53, n. 8, p. 1197, doi. 10.1515/cclm-2014-0959
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- Article
A statistical basis for harmonization of thyroid stimulating hormone immunoassays using a robust factor analysis model.
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- Clinical Chemistry & Laboratory Medicine, 2014, v. 52, n. 7, p. 965, doi. 10.1515/cclm-2013-1038
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- Article
Standardize the serum albumin assay now: calibrate it to 60% of the serum total protein assay.
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- 2013
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- Publication type:
- Letter
Harmonization of immunoassays to the all-procedure trimmed mean - proof of concept by use of data from the insulin standardization project.
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- Clinical Chemistry & Laboratory Medicine, 2013, v. 51, n. 5, p. e103, doi. 10.1515/cclm-2012-0661
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- Article
Long-term stability of laboratory tests and practical implications for quality management.
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- Clinical Chemistry & Laboratory Medicine, 2013, v. 51, n. 6, p. 1227, doi. 10.1515/cclm-2012-0820
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- Article
'Good samples make good assays' - the problem of sourcing clinical samples for a standardization project.
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- Clinical Chemistry & Laboratory Medicine, 2013, v. 51, n. 5, p. 967, doi. 10.1515/cclm-2012-0617
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- Article
Status of serum-calcium and -albumin measurement in Argentina assessed in 300 representative laboratories with 20 fresh frozen single donation sera.
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- Clinical Chemistry & Laboratory Medicine, 2011, v. 49, n. 11, p. 1829, doi. 10.1515/CCLM.2011.681
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- Article
IFCC international conventional reference procedure for the measurement of free thyroxine in serum.
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- Clinical Chemistry & Laboratory Medicine, 2011, v. 49, n. 8, p. 1275, doi. 10.1515/CCLM.2011.639
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- Article
Full-scan mass spectral evidence for 3-epi-25-hydroxyvitamin D<sub>3</sub> in serum of infants and adults.
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- Clinical Chemistry & Laboratory Medicine, 2011, v. 49, n. 2, p. 253, doi. 10.1515/CCLM.2011.050
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- Article
Standardization activities in the field of thyroid function tests: a status report.
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- Clinical Chemistry & Laboratory Medicine, 2010, v. 48, n. 11, p. 1577, doi. 10.1515/CCLM.2010.321
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- Article
Introduction of non-linearity by data transformation in method comparison and commutability studies.
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- Clinical Chemistry & Laboratory Medicine, 2008, v. 46, n. 12, p. 1784, doi. 10.1515/CCLM.2008.342
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- Article
About the z-multiplier in total error calculations.
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- Clinical Chemistry & Laboratory Medicine, 2008, v. 46, n. 11, p. 1648, doi. 10.1515/CCLM.2008.309
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- Article
Trueness verification of actual creatinine assays in the European market demonstrates a disappointing variability that needs substantial improvement. An international study in the framework of the EC4 creatinine standardization working group.
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- Clinical Chemistry & Laboratory Medicine, 2008, v. 46, n. 9, p. 1319, doi. 10.1515/CCLM.2008.256
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- Article
Accuracy in clinical chemistry – who will kiss Sleeping Beauty awake?
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- Clinical Chemistry & Laboratory Medicine, 2008, v. 46, n. 9, p. 1220, doi. 10.1515/CCLM.2008.245
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- Article
Proposal of a candidate international conventional reference measurement procedure for free thyroxine in serum.
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- Clinical Chemistry & Laboratory Medicine, 2007, v. 45, n. 7, p. 934, doi. 10.1515/CCLM.2007.155
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- Article
Measurement of free thyroxine in laboratory medicine – proposal of measurand definition.
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- Clinical Chemistry & Laboratory Medicine, 2007, v. 45, n. 4, p. 563, doi. 10.1515/CCLM.2007.099
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- Article
Peculiarities and problems with the EXCEL<sup>®</sup> F-test.
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- 2004
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- Publication type:
- Letter
Metrological traceability of calibration in the estimation and use of common medical decision-making criteria.
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- Clinical Chemistry & Laboratory Medicine, 2004, v. 42, n. 7, p. 842, doi. 10.1515/CCLM.2004.138
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- Publication type:
- Article
Error messages when calculating chi-square statistics with Microsoft EXCEL.
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- 2004
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- Publication type:
- Letter
Pilot External Quality Assessment Survey for Post-Market Vigilance of In Vitro Diagnostic Medical Devices and Investigation of Trueness of Participants' Results.
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- Clinical Chemistry & Laboratory Medicine, 2003, v. 41, n. 2, p. 183, doi. 10.1515/CCLM.2003.030
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- Publication type:
- Article
Approved IFCC Reference Method for the Measurement of HbA<sub>1c</sub> in Human Blood.
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- Clinical Chemistry & Laboratory Medicine, 2002, v. 40, n. 1, p. 78
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- Article
Models for Combining Random and Systematic Errors. Assumptions and Consequences for different Models.
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- Clinical Chemistry & Laboratory Medicine, 2001, v. 39, n. 7, p. 589
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- Publication type:
- Article
Standardization of Steroid Immunoassays - In Theory an Easy Task.
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- Clinical Chemistry & Laboratory Medicine, 1998, v. 36, n. 6, p. 349
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- Publication type:
- Article
Current Stage of Standardization of Measurements of Specific Polypeptides and Proteins Discussed in Light of Steps Needed Towards a Comprehensive Measurement System.
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- Clinical Chemistry & Laboratory Medicine, 1997, v. 35, n. 9, p. 719
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- Publication type:
- Article
State-of-the-Art of Serum Total Calcium Measurement as Investigated by Split-Sample Measurement with an Ion Chromatography Candidate Reference Method.
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- Clinical Chemistry & Laboratory Medicine, 1997, v. 35, n. 4, p. 297
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- Article
Proposed Guidelines for the Internal Quality Control of Analytical Results in the Medical Laboratory.
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- Clinical Chemistry & Laboratory Medicine, 1996, v. 34, n. 12, p. 983
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- Publication type:
- Article
Determination of Reference Method Values by Isotope Dilution-Gas Chromatography/Mass Spectrometry: A Five Years' Experience of Two European Reference Laboratories.
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- Clinical Chemistry & Laboratory Medicine, 1996, v. 34, n. 10, p. 853
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- Publication type:
- Article
Characterization and Classification of External Quality Assessment Schemes (EQA) According to Objectives such as Evaluation of Method and Participant Bias and Standard Deviation.
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- Clinical Chemistry & Laboratory Medicine, 1996, v. 34, n. 8, p. 665
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- Article
On Establishment of Common Reference Intervals in Laboratory Medicine.
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- Clinical Chemistry & Laboratory Medicine, 1996, v. 34, n. 6, p. 515
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- Article
Analytical Specifications of Reference Methods Compilation and Critical Discussion.
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- Clinical Chemistry & Laboratory Medicine, 1996, v. 34, n. 4, p. 319
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- Article
External Quality Assessment: Currently Used Criteria for Evaluating Performance in European Countries, and Criteria for Future Harmonization.
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- Clinical Chemistry & Laboratory Medicine, 1996, v. 34, n. 2, p. 159
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- Article
Networks of Reference Laboratories.
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- Clinical Chemistry & Laboratory Medicine, 1995, v. 33, n. 12, p. 1013
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- Article
Analytical Quality Specifications for Reference Methods and Operating Specifications for Networks of Reference Laboratories Discussion paper from the members of the External Quality Assessment (EQA) Working Group B<sup>1</sup>) on target values in EQAS.
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- Clinical Chemistry & Laboratory Medicine, 1995, v. 33, n. 12, p. 949
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- Article
Value Assignment of Vitamin D Metabolites in Vitamin D Standardization Program Serum Samples.
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- Journal of AOAC International, 2017, v. 100, n. 5, p. 1253, doi. 10.5740/jaoacint.17-0204
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- Article
Isotope dilution-gas chromatography/mass spectrometry and liquid chromatography/electrospray ionization-tandem mass spectrometry for the determination of triiodo- L-thyronine in serum.
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- Rapid Communications in Mass Spectrometry: RCM, 1999, v. 13, n. 19, p. 1924, doi. 10.1002/(SICI)1097-0231(19991015)13:19<1924::AID-RCM734>3.0.CO;2-U
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- Article
Isotope dilution-liquid chromatography/electrospray ionization-tandem mass spectrometry for the determination of serum thyroxine as a potential reference method.
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- Rapid Communications in Mass Spectrometry: RCM, 1998, v. 12, n. 16, p. 1099, doi. 10.1002/(SICI)1097-0231(19980831)12:16<1099::AID-RCM290>3.0.CO;2-J
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- Article
Seventh international symposium on mass spectrometry in the life sciences.
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- Rapid Communications in Mass Spectrometry: RCM, 1988, v. 2, n. 10, p. 218, doi. 10.1002/rcm.1290021011
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- Article
Applications of isotope dilution-mass spectrometry in clinical chemistry, pharmacokinetics, and toxicology.
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- Mass Spectrometry Reviews, 1992, v. 11, n. 4, p. 249, doi. 10.1002/mas.1280110402
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- Article
Seasonal Changes in Serum Thyrotropin Concentrations Observed from Big Data Obtained During Six Consecutive Years from 2010 to 2015 at a Single Hospital in Japan.
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- Thyroid, 2018, v. 28, n. 4, p. 429, doi. 10.1089/thy.2017.0600
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- Publication type:
- Article
Serum testosterone levels measured by isotope dilution-liquid chromatography--tandem mass spectrometry in postmenopausal women versus those in women who underwent bilateral oophorectomy.
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- Annals of Clinical Biochemistry, 2010, v. 47, n. 3, p. 248, doi. 10.1258/acb.2010.009171
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- Publication type:
- Article
Differences in serum ionized and total magnesium values during chronic renal failure between nondiabetic and diabetic patients: a cross-sectional study.
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- 2004
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- Publication type:
- journal article
Evaluating Clinical Accuracy of Systems for Self-Monitoring of Blood Glucose by Error Grid Analysis.
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- Diabetes Care, 2000, v. 23, n. 11, p. 1711, doi. 10.2337/diacare.23.11.1711
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- Publication type:
- Article
Standardization of Free Thyroxine Measurements Allows the Adoption of a More Uniform Reference Interval.
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- Clinical Chemistry, 2017, v. 63, n. 10, p. 1642, doi. 10.1373/clinchem.2017.274407
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- Publication type:
- Article
Harmonization of Serum Thyroid-Stimulating Hormone Measurements Paves the Way for the Adoption of a More Uniform Reference Interval.
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- Clinical Chemistry, 2017, v. 63, n. 7, p. 1248, doi. 10.1373/clinchem.2016.269456
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- Article
Measurements for 8 Common Analytes in Native Sera Identify Inadequate Standardization among 6 Routine Laboratory Assays.
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- Clinical Chemistry, 2014, v. 60, n. 6, p. 855, doi. 10.1373/clinchem.2013.220376
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- Article
Isotopic Abundance Yields Bias in the Assessment of Testosterone in a New Reference Method Procedure.
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- Clinical Chemistry, 2013, v. 59, n. 7, p. 1130, doi. 10.1373/clinchem.2013.205856
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- Article
Isotope-Dilution Liquid Chromatography--Tandem Mass Spectrometry Candidate Reference Method for Total Testosterone in Human Serum.
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- Clinical Chemistry, 2013, v. 59, n. 2, p. 372, doi. 10.1373/clinchem.2012.190934
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- Article