That will be the object of a more ambitious study that Mr. Cunningham said would get under way within 12 months.

This landmark study was just the first of numerous, increasingly ambitious studies, tracking more than a million people each.

Last year in these pages, Judith Newman called this an "exhaustive and ambitious study."

Now in an ambitious study, a commission of Ontario jurists and civic officials has produced statistical evidence to support that belief.

In 2003, Britain plans to undertake the world's most ambitious study of the origins of disease.

The challenge of such ambitious studies is to maintain the completeness of their cohorts over many decades.

In 1798 he finally completed an ambitious twelve-volume study of England's Rural Economy.

The project continues to be regarded as one of the most ambitious comparative studies of child development and family life.

Maltsev is part of an ambitious study of Russia's rainbow trout, and he needed fish for his sample.

An ambitious study of the nation's colonial past.