The phrase "a widespread method of" is correct and usable in written English.
It can be used to describe a technique or approach that is commonly adopted or utilized across various contexts or fields.
Example: "The use of social media as a marketing tool has become a widespread method of reaching potential customers."
Alternatives: "a common approach to" or "a prevalent technique for".
UV vis is a widespread method of detection of AgNP (Chan and Don 2012).
Once a widespread method of unlocking the iPhone makes it out in the wild, AT&T can say goodbye to its more tech-savvy customers.
Vaccines for infectious pathogens, often mandatory, are a widespread method of preventing diseases in a population, but organizations and countries have also tackled noncommunicable diseases with a variety of public health measures.
In the superconducting magnet system, a widespread method of electric energy supply is realized by the current lead which is one of indispensable subsystems in the power transfer equipment; however, it causes energy losses.
In twin studies, a widespread method of estimating variance components is through structural equation modelling (SEM).
Immunoperoxidase histochemistry is a widespread method of assessing expression of biomolecules in tissue samples.
The combined regime attenuates the expression of NF-κB responsive anti-apoptotic factors and is a widespread method for the induction of TNF-responsive cell death in a number of different cell lines.
Concerning the statistics methodology, we used a widespread method for determining the significance of the change in gene expression [ 28, 35].
The transfer-matrix method (TMM) is a widespread method for modelling the optical behaviour of micro- or nanostructured materials such as thin films [29] or photonic crystals [30, 31].
For each analysis, six fluorescence data files (three for exposed cells and three for control cells) were submitted to GeneSpring GX 11 software (Agilent Technologies) using a widespread method for determining the significance change of gene expression [ 45, 46].
A comparison of the advantages and disadvantages of microCT with the conventional and still widespread method of thin-sectioning shows a great savings in time and labor in favor of microCT (Table 3).
