Results 111 to 120 of about 739,620 (266)

Hyperlipidaemia in youth with type 1 diabetes: Are current guidelines clinically useful?

open access: yesDiabetic Medicine, EarlyView.
Abstract Aims Dyslipidaemia in youth with type 1 diabetes mellitus (T1D) is emerging as an important modifiable cardiovascular risk factor. International consensus guidelines to screen this entity have evolved over time. To further evaluate this in an Australian context, we investigated adherence to such guidelines over the course of patient care ...
Farrah Rodrigues   +2 more
wiley   +1 more source

Interlaboratory comparisons for validated measurements of the surface chemistry of nanomaterials

open access: yes
Interlaboratory comparisons are essential tools for validating new protocols or methods. The properties of advanced materials are largely determined by surface chemistry. Using a VAMAS interlaboratory comparison on the surface functionalization of GR2DM,
Radnik, Jörg
core  

Interlaboratory Comparisons of the Calibration Results of Signal Generator

open access: yes, 2019
The data of interlaboratory comparisons of calibration results of signal generators at three calibration points are presented. The choice of methodology for processing the results of interlaboratory comparisons is made taking into account the long-term ...
Velychko, O. (Oleh)   +4 more
core  

Triple Oxygen Isotope Compositions of Isotopic Reference Waters: Implications for VSMOW‐Scale and VSMOW–SLAP‐Scale Δ′17O Calibration

open access: yesGeostandards and Geoanalytical Research, EarlyView.
Key Points Triple oxygen isotope ratios of two primary (VSMOW, SLAP) and twelve secondary water isotopic reference materials were precisely measured using BrF5 fluorination‐IRMS. The measured Δ'17OVSMOW value for SLAP (34 ± 6 per meg) demonstrates that VSMOW‐SLAP normalisation ensures interlaboratory comparability, but introduces systematic offsets for
Ryoji Tanaka   +2 more
wiley   +1 more source

Appraisal of Six Natural Mica Reference Materials for In Situ Rb‐Sr Geochronology

open access: yesGeostandards and Geoanalytical Research, EarlyView.
Key Points Evaluated six natural mica reference materials for in situ LA‐ICP‐MS/MS Rb‐Sr geochronology using geochemical, microstructural and isotopic characterisation. Identified robust primary reference materials: Mount Dromedary biotite (99.37 Ma) and Mica‐Fe biotite (307.75 Ma). La Posta biotite and Högsbo muscovite are suitable secondary reference
Hugo K.H. Olierook   +38 more
wiley   +1 more source

Ongoing International Interlaboratory Comparisons on Size, Shape and (Relative) Concentration of Complex Nanoparticles under the Pre-Standardization Platform of VAMAS

open access: yes
An overview with the basics of size and shape measurement of particles and 2D structures according to established methodologies (and popular imaging processing software packages) with imaging techniques is given.
Salzmann, Christoph   +6 more
core   +1 more source

UK recommendations for Ki‐67 immunohistochemical staining and interpretation in breast cancer

open access: yesHistopathology, EarlyView.
Where possible, a validated digital imaging system should be utilized. If this is not available, then intermediate scores (5%–30%) should be thoroughly assessed using the Ki‐67 International Working Group guidance. Difficult cases should be double scored.
Abeer M Shaaban   +9 more
wiley   +1 more source

Quality Challenges of the Chemical Analyses in Occupational Health

open access: yesCHIMIA, 1996
Much emphasis is put on the precision and accuracy of sampling and analytical procedures in the modern practice of occupation hygiene. This is due to its importance in risk management in various industries, in the occupation health care and in ...
Michèle Berode   +5 more
doaj   +2 more sources

Metrology in an ISO 15189 accredited medical biology laboratory

open access: yesInternational Journal of Metrology and Quality Engineering, 2014
All French medical biology laboratories must be accredited according to ISO 15189 for all tests conducted. Metrology is therefore critical and covers a wide variety of areas.
Guichet C., Pellegrinelli S.
doaj   +1 more source

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