Many herbs have shown positive results in-vitro, animal model or small-scale clinical tests, while studies on some herbal treatments have found negative results.

Sky's digital service was officially launched on 1 October 1998 under the name Sky Digital, although small-scale tests were carried out before then.

It was a small-scale test of her full-compensation emancipation plan in which no slaveholders would lose money for emancipating slaves.

VoteHere has conducted small-scale tests in 10 states, Mr. Adler said.

The CIA says it cannot precisely track small-scale nuclear tests, according to the Washington Post's lead.

Mr. Raab said success was virtually assured since individual small-scale tests of flawed parts had already been carried out.

So the prototype construction, and the first small-scale tests, had to be worked secretly using materials bootlegged from approved conventional projects.

The approach has been to identify ductile forming limits using various small-scale tests that show different strain ratios or stress triaxialities.

They go on to report that a small-scale test of 50-year-old devices revealed a "gratifying confirmation of the diode's longevity".

Some small-scale tests have compared members of a breast cancer support group at Stanford against a control group and found significant benefits associated with group membership.