"Everybody was expecting these to be positive studies, " says Harlan Krumholz, a cardiologist at Yale Medical School, who wrote one of threeperspectives that accompany the studies in the New England Journal.
All three are perspectives on Iraqi Shiite cleric Muqtada al-Sadr, whose followers have been clashing with security forces in that country for three violent days.
The item consisted of a personal, authored film by Dr Azzam Tamimi of the Muslim Association of Britain, followed by a discussion among three British Muslims with very different perspectives.