And in terms of treatment, there isn't much systematic scientific research on the disease.
Until recently however very little systematic research has been undertaken in this country.
Systematic research on individuals in such environments has been conducted since the 1980s.
Since then a systematic research and development programme has been conducted.
Systematic research - though initially only descriptive - began in the middle of the 20th century.
These beliefs, however, have very limited support in systematic research and experimentation.
Today, molecular systematic research is a central topic of investigation in his work group.
I get the impression that it's some sort of systematic research, maybe a response to a leak.
He did not again engage in any systematic telescopic research.
Psychology is a science which relies on systematic, empirical research.