The phrase "admitted only in" is correct and usable in written English.
It can be used in contexts where something is allowed or accepted exclusively in a specific manner or condition.
Example: "The evidence was admitted only in the context of the defendant's prior convictions."
Alternatives: "accepted solely in" or "permitted exclusively in".
SIS's existence was admitted only in 1994.
She usefully explains that Ormond College was for decades a bulwark of male institutional power: women, admitted only in 1973, were not always made to feel welcome.
Extrinsic proof of the contents of documents in Anglo-American law is admitted only in special cases, since oral evidence is inadmissible to vary, contradict, or add to the terms of a written agreement a rule that makes many documents conclusive as evidence.
An open and avowed atheist in a very traditional country where such views are usually admitted only in whispers, Mr. Saber, 27, was initially accused of circulating links to an online video lampooning the Prophet Muhammad that set off protests across the Muslim world in September.
Average voter turnout across the EU fell, for the sixth election running, to just over 45%.The ten new arrivals to the Union, who were admitted only in May and who might be expected to be flushed with enthusiasm for their common European home, were in fact the most apathetic voters.
Prospective student-athletes are admitted only if in the admissions committee believes they can succeed academically and graduate from the school.
Taleb fabricated her, which he admits only in a footnote and in the index.
This data give evidence to the fact that patients were admitted only after those in the same urgency category that had been waiting longer.
As a result of the sheepskin craze in this country, far too many students who lack the aptitude to perform college-level work but who are nevertheless talented in other areas are admitted, only to drop out in short order.
The Harlem-based public school, which at first admitted only kindergartners but has phased in an additional grade level each year, has been considered a success.
At the start of a week, when new patients tend to be admitted, only a few dribble in.
