The phrase "are most pervasive" is correct and usable in written English.
It can be used to describe something that is widespread or commonly found in a particular context or situation.
Example: "In today's digital age, social media platforms are most pervasive in shaping public opinion."
Alternatives: "are most widespread" or "are most common".
Poland is one of the E.U. countries where the involvement of the state is most pervasive, notably in the energy, natural resources and banking sectors.
The use of inscriptions for the dating of historical events is most pervasive when the historical tradition itself is "timeless," as in ancient India; the entire Indian chronology comes to be anchored around the Ashokan inscriptions.
This form of adaptation is most pervasive in human behaviour, permitting people to anticipate sequences of events in their environment so that they can prepare to cope appropriately with what is yet to happen.
In the Asian and Middle Eastern countries where the disease is most pervasive, people of all ages are exposed to chickens, but 90percentt of the cases have been in people under 40, so something in young adults must make them more susceptible.
Caning was most pervasive method and the only offence that was recorded as calling for dismissal was pregnancy for the girl pupil; the male who causes pregnancy was, however, suspended.
Cognitive effects are most pronounced and pervasive for EOD, with moderately lower performance compared with control subjects.
The MacGyver driver of 'risk management' is most often pervasive during commissioned health services research projects, even when the nature of the risk, the direction it is coming from and the consequences of not managing that risk are unclear.
His services within Pakistan, of course, are the most pervasive whether it is floods, earthquakes, military operations or suicide blasts.
NTDs are the most pervasive and common infections of the world's poorest people -- they are a group of chronic parasitic and related infections such as roundworm, hookworm, schistosomiasis, elephantiasis, river blindness, trachoma, and Chagas disease.
