The phrase "addition to the case" is correct and usable in written English.
It can be used when referring to something that is being added or included in relation to a specific case or situation.
Example: "In addition to the case presented, we have gathered further evidence that supports our argument."
Alternatives: "supplement to the case" or "contribution to the case".
In addition to the case being pursued by Mr. McNeely in Louisiana, another class-action suit has been filed in Florida.
Elsewhere in the suit, he said that "if Dow genuinely seeks to avenge a purported wrong, the bank should be a welcome addition to the case".
The trial against the firm was expected to start in January, but with Mr. Weiss's addition to the case, that proceeding may be delayed.
Another one for the PCC, a stern judgment against the Star, and a helpful addition to the case history on what constitutes a reasonable expectation of privacy.
Winthrop persuaded Kohlberg Kravis that an academic book for public consumption, in addition to the case study, would shed light on the buyout as a business innovation.
In addition to the case study, some innovative Excel applications to PSHA are introduced in this paper.
In addition to the cases in Louisiana, 13 have been reported in the adjacent states of Texas and Mississippi.
In addition to the cases in Washington there are ongoing measles outbreaks in New York, Texas and Illinois, the CDC reported.
A. Wills, Q.C. (Forbes and Lofthouse, with him), for the plaintiffs, in addition to the cases mentioned in the judgment, referred to Lindley on Partnership, 4th ed.
In addition to the cases on the calendar for Thursday, judges may also have to hear some that were postponed from Wednesday.
In addition to the cases against him, which included another charge of killing a separatist tribal leader whilst he was president, he has also been banned from running in any of the four constituencies he hoped to contest.
