"flawed research" is correct and can be used in written English.
You can use this phrase when you are referring to research that has some imperfections, errors, or deficiencies. For example, "The flawed research done on the project led to many unexpected issues."
That claim, the Harvard researchers said, is based on what they call flawed research by Northeastern University criminologist James Alan Fox.
Few journalists seem able to understand flawed research design, a principal cause of untrustworthy research.
Dr. Meguid, of Nutrition, pointed out in his editorial that flawed research could have far-reaching consequences.
The opponents fear that a Council-appointed task force would provide flawed research and a pretense to roll back smoking restrictions in the future.
Flawed research and ideas will circulate, he conceded, but he argued that they should fight it out in the intellectual marketplace.
Although there are a few outliers like Roy Spencer who publish flawed research arguing to the contrary, there is a 97% expert consensus on human-caused global warming.
A method using fossils of small marine animals called brachiopods to determine the temperature of ancient oceans may be flawed, new research suggests.
One prominent explanation is flawed preclinical research, in which the use and outcome of animal models is pivotal to bridge the translational gap to the clinic.
Given that self reporting can be flawed, future research should include other means of measuring how much evolution is taught in class (e.g., comparing student and instructor reports, analyzing syllabi and course materials, measuring student understanding of evolution based on instruction).
She justified voting with the GOP to make it harder for refugees, particularly from Syria, to come to the U.S. by claiming vetting processes were clearly flawed (despite research showing it's almost unheard-of for refugees to be involved in terror) and reiterating that the real problem was America's push against Assad.
There is a serious issue stemming from flawed animal research, which needs to be addressed in the interests of human health and safety.
