Impact usually refers to "significant influence", both in noun and verb forms. Let’s look at impact first: Nowadays, we often see the word impact being used as a verb. I think we should have used on instead:
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This change has no impact on the system's. This change has no impact in the system's current behaviour. Oxford dictionaries gives the following.
Her speech made a profound impact on everyone.
My question is, should it be always followed by the preposition on? We only talk about the medical field and don’t know about other industries. A research academic with a score of more than 10 points is quite tough. An article with a score of 10 will definitely become your masterpiece. The field of tumor research can be described as a fight between gods and gods, with the highest IF being 292. Even so, if. Is the preposition in grammatical here?
