'investigative study' is correct and usable in written English.
You can use it to refer to a study that is designed to gather information and uncover facts. For example: "The investigative study revealed that the company had committed several accounting violations."
Design: Investigative study.
Math – Conduct an investigative study of the Presidential approval rating poll.
Random House will publish "Sticks and Stones," an investigative study of bullying by Slate editor Emily Bazelon.
An apposition of the two analyses, static and dynamic, eventuates the simulations' results portrayed for composite beam in this investigative study.
In this investigative study, total bacteria and Aspergillus fumigatus emitted from a small-scale composting facility in central London were measured in different spatial and temporal dimensions.
The investigative study tracks the political influence wielded by the billionaire Koch brothers, who have harnessed part of the fortune generated by their company, Koch Industries, the second largest private corporation in the country, to further their conservative libertarian activism.
Stacey Barbet started her crime and investigative studies degree last year, age 26.
Another area that needs further investigative studies is in the optimization of material parameters that give the optimal sensing performance to tested gases.
The primary challenge in addressing these relationships involves the complexity of designing investigative studies, measuring exposures and outcomes, and evaluating the evidence.
Investigative studies have also reported that reductions in post-traumatic temperature attenuated multiple secondary injury mechanisms including excitotoxicity, free radical generation, apoptotic cell death, and inflammation.
Similarly, we lead multicenter investigative studies in a broad range of interstitial lung diseases and participate in numerous federal and industry sponsored therapeutic trials.
