It is not sponsoring any of the trials, which are run by several drug companies.
Field trials, which are a combination of a drag hunt and a race, have been in favor since 1925.
Four other senior Khmer Rouge leaders are awaiting trials, which are due to begin later this year.
Little of it comes from randomized clinical trials, which are considered the highest level of evidence in medicine.
The Saudis will join the warship for sea trials, which are currently taking place off the north coast of Scotland.
To win a decent feed, they have to complete bush tucker trials, which are essentially variations on the theme of human v insect/rodent/reptile.
Much of the research on alcohol's benefit comes from studies that observe people over time rather than from controlled clinical trials, which are more reliable.
Real life rarely resembles clinical trials, which are, by definition, rarefied environments — well-oiled machines with incredible depth of resources and a staff to orchestrate patient care.
But the influenza vaccine was never put through more placebo-controlled trials, which are considered the gold standard in medical evidence.
Only three per cent of cancer patients in the United States are enrolled in such trials, which are typically conducted at academic medical centers.
Preliminary results from these two trials, which are being conducted by an American company called VaxGen, are expected next year.
