The phrase "almost exclusively responsible" is correct and usable in written English.
It can be used to indicate that someone or something is primarily, but not entirely, accountable for a particular outcome or situation.
Example: "The marketing team was almost exclusively responsible for the success of the campaign, with only minor contributions from other departments."
Alternatives: "mainly accountable" or "largely responsible".
About 200 leave each day and the money sent home by the diaspora is almost exclusively responsible for supporting those who remain.
As explained by the authors, these are censored data for one-third of the white-collard workers who, according to previous studies (Bernard and Wagner (1997)) could be the group almost exclusively responsible for the exporting wage premium.
(Predictably, Nugent didn't say anything about his beloved NRA, which is almost exclusively responsible for making it easier to attain firearms in American while fueling the gun culture. But there you go).
But if there is one that is true, it is that the people almost exclusively responsible for the horrible state of our earth and society are... old white men.
These results highlighted the emergence of a new lineage in the current epidemic that originated from within China which rapidly displaced other lineages and was almost exclusively responsible for new cases at low incidence or previously incident free regions.
Given that women are almost exclusively responsible for home hygiene, including collecting, managing, and distributing water within the household, a sample of 23 primary caregivers were selected as the primary study participants.
In high cervical and thoracic injuries, ventilation will depend almost exclusively on the functioning of the diaphragm, which will be responsible for providing 90% of the tidal volume [ 22 ].
The alpha-actinin-3 protein is almost exclusively expressed in fast, glycolytic, and type IIX fibers that are responsible for the generation of rapid forceful contractions during activities such as sprinting.
S. mutans extracts energy from a spectrum of carbohydrates almost exclusively through glycolysis, releasing lactic and other organic acids that are responsible for demineralization of the tooth.
In the ping-pong amplification cycle, antisense piRNAs are considered to be almost exclusively derived from piRNA clusters and are proposed to be primarily responsible for TE silencing through the piRNA pathway [ 2].
Across sectors, design of TGx experiments was almost exclusively accomplished internally except in those cases where the respondent was responsible for managing a research program (presumably because external collaborations, grants, and so on were involved).
