Informed consent is not required, as both laryngoscopy methods are considered standard care in France; information is provided before study inclusion.
Several extraction conditions are reported in the literature, however there is no single extraction method which may be considered standard [9],[9]].
With respect to feature extraction, we consider standard methods in digital image processing, e.g. Scale-Invariant Feature Transform and Local Binary Patterns.
A new study by Prof. Amy Finkelstein found that few health care system studies used the random assignment method, considered the gold standard for scientific research, reports Sabrina Tavernise for The New York Times.
This is a limitation for the method considered the gold standard for epidemiologic studies concerning food allergies.
After the visit and 6 months later, subjects completed the 30-day Timeline Followback, a validated calendar method considered a reference standard for assessing alcohol consumption,[ 32] and the Short Inventory of Problems (SIP) to assess alcohol-related problems [ 33].
EPCs can be identified on the basis of the expression of surface markers, by flow cytometry, a method considered the gold standard for the quantification of these cells in peripheral blood [ 33].
This method, considered the gold standard, was developed by Hallberg and Nilsson in 1964 and consists of extracting the heme from the used tampons and pads by sodium hydroxide and converting it to alkaline hematin, which is later determined spectrophotometrically [ 12].
Quantitative reverse transcription PCR (qRT-PCR) is a well-established method, considered as the "gold standard" for miRNA detection and is often intended as a single miRNA assay.
A limitation of this study was that we did not use a gold standard comparator HIV test, although positive results were cross-checked with methods considered as gold standards.
