The phrase "are strongly established" is correct and usable in written English.
It can be used to indicate that something is firmly set or well-founded, often in a context discussing beliefs, practices, or systems.
Example: "The principles of democracy are strongly established in our constitution, ensuring the protection of individual rights."
Alternatives: "are firmly established" or "are well established."
They say that in a country like ours where there are strongly established democratic institutions, hate speech (short of incitement to violence) can be pretty much tolerated in the confidence that no drastic, long-term consequences will ensue.
For example, haplotypes carrying the HLA class II alleles DRB1*0301 and DRB1*1501 are strongly established as being associated with SLE.
The associations found between alcohol dependence syndrome and traumatic events, including violence and criminality, are strongly established in the literature, as was demonstrated in the Introduction [ 4, 32].
The possible appearance of bacteria harboring blaNDM-1 in Vietnam is of concern because cultural and economic links between Vietnam and India are strongly established, including extensive person-to-person exchanges that could enable easy exchange of pathogens.
Major manufacturing activities, however, have not been strongly established.
Even though lacking of solid experimental verifications, X-ray polarimetry is strongly established as a deep diagnostic tool for probing the emission mechanisms in astronomical sources of high energy radiation.
"Dickens's literary legacy is strongly established and [Robert's] book merely adds to the rich tapestry of ideas and opinions that make him one of the English language's greatest writers". Although Roberts's book was a novel, he was keen to dispel the myths surrounding Dickens and it caused a scandal when it was released.
Bale felt Batman's personality had been strongly established in the first film, so it was unlikely his character would be overshadowed by the villains, stating: "I have no problem with competing with someone else.
Based on current studies, theInstitute of Medicine even suggested the opposite, that levels greater than or equal to 20 ng/mL are sufficient for bone health where causality has been strongly established [28].
The relationship between genetic aberrations and gene expression changes or protein function aberration is strongly established.
The relationship of Bicyclus to other mycalesines has also never been strongly established.
