The phrase "a valid reference" is correct and usable in written English.
You can use it when discussing sources or citations that are acceptable and credible in a particular context, such as academic writing or research.
Example: "In order to support your argument, make sure to include a valid reference from a peer-reviewed journal."
Alternatives: "an acceptable citation" or "a credible source."
Technology-enabled abstraction of EHR improved data completeness and accuracy, and it should be seen as a valid reference standard, until further investigations validate the utilization of structured data as a valid surrogate.
This should raise concerns regarding the validity of the experts' judgments as a valid reference standard for SCT.
The toxicity range could be a valid reference for the formulation of soil quality standards in estuarine wetlands.
Further improvements in quality, uniform study designs, and a valid reference standard would be necessary in order to obtain more reliable data in the future.
Here, our experimental conditions did not affect the Ct values (ANOVA, p = 0.77) which means that β-actin was a valid reference gene for our experiment.
The proposed model provides a valid reference for appropriately selecting the FEM parameters, in order to reduce the errors due to spurious modes, affecting the numerical integrations especially at high speeds of the moving pantograph.
Monitoring algorithm uses multiple reference station architecture, selects integrated translating error of all valid reference antennas as the monitor measurement, and establishes a monitor decision-making model based on fault vertical protection level to evaluate the integrity performance.
For example, cyclophilin 3, cyclophilin III, cyp3, Cyclophilin F, PPIF, PPIase, Rotamese and Peptidyl-prolyl cis-trans isomerase are all valid references to the same protein (P30405).
It's being called a supernatural Before Sunrise, Linklater meets Cronenberg – valid reference points, but Spring is very much its own stew, and it feels like a fresh new voice.
The most valid reference standard would be a diagnostic surgical excision biopsy.
Optimised primers for 18S rRNA provide a valid housekeeping reference gene.
