The phrase "a key study in" is correct and usable in written English.
It can be used to highlight the importance or significance of a particular study within a specific field or context.
Example: "The research conducted by Smith et al. is considered a key study in the field of environmental science."
Alternatives: "an important study in" or "a significant study in".
Ricketts [15] did publish a key study in this area by evaluating condylar position and size, both at rest and in occlusion, through TMJ laminography.
Why did Merck and Schering-Plough take 20 months to analyze a key study in which their cholesterol blockbuster Vytorin failed to best a cheaper generic?
For instance, Westendorp and colleagues published a key study in The Lancet showing that, contrary to the widespread view, high cholesterol concentrations are not a risk factor for heart disease in old age.
When Merck's anticholesterol drug Zetia failed to clear artery plaque in a key study in 2008, Krumholz addressed a big conference of cardiologists and bluntly told them to use better-proven drugs.
Alan Marlatt and colleagues published a key study in 1973 32 that was a seminal influence in this challenge to the disease perspective.
In a key study published in Developmental Psychology, researchers identified twenty-three studies of brain-training programs including some that Marx tried and synthesized the results.
In a key study published in Psychological Science, researchers analyzed data from nearly a hundred and fifty thousand students, at a hundred and ten colleges and universities.
In a key study published in Developmental Psychology, researchers identified twenty-three studies of brain-training programs — including some that Marx tried — and synthesized the results.
The concept of engaged leadership as a critical form of IP&C governance emerged as a key study finding in a variety of ways.
A key study finding was in relation to base-line AQoL scores predicting one-year hospital readmission.
Interethnic marriage is a key field in ethnic relations study.
