The phrase "unpublished study" refers to research that has been conducted but has not been shared or made available to the public through any official channels, such as academic journals or publications.
Sentences with «unpublished study»
In unpublished studies, dogs who have two of the abnormal genes are the only ones that have developed the disease. (vin.com)
Therefore, the present meta - analysis includes unpublished studies. (link.springer.com)
But that evidence wouldn't be so compelling if you knew that three unpublished studies found the drug to be worthless. (sciencenews.org)