Acceptance there involved long trials and modifications.

Phase Three involves "trials of trials", with groups of patients in several centres simultaneously monitored for possible side effects and efficacy.

Even in cases that did not involve criminal trials, he said, "it took forever to finalize the proceedings.

That program involved only trials that gave everybody the procedure and watched how they fared.

Ninety percent of the cases involving Palestinians from the occupied territories never involved actual trials.

Studies on cellular transfer factor have involved mostly animal models and small human clinical trials.

Johnson's current research involves clinical trials and human laboratory studies, and includes neuroimaging and molecular genetics.

Also, because it involves basic science as well as clinical trials, the program is structured to facilitate interdisciplinary studies.

The search for anti-cancer drugs, for example, usually involves trials of chemical compounds on human tumour cells.

There have been several court cases involving criminal trials with the kidnappers and a civil lawsuit.