The study's own research spanning the years 1983-90 produced similar results.
Recent research, however, has produced a number of theories about the brain and music.
"There was a low risk element, because if the research didn't produce a product we wouldn't lose a lot of money."
However, more recent research by labor economists takes advantage of new, very large data sets and has produced different results.
In recent years the research has produced a number of surprising findings.
This research never produced any meaningful results due to the limited technology at the time.
The structure of presenilin-1 is still controversial, although recent research has produced a more widely accepted model.
However, recent research has produced vaccine candidates with good results in experimental animals.
The research, which took months, produced the figure of 1,300 dead and almost 5,000 wounded.
We are only against the risks inherent in the application of something that research has produced.