When O'Connor and his colleagues broke down the results based on how well people were sticking to the exercise recommendations, an analysis not published in the JAMA paper, more striking differences emerged.

CNN: Moderate exercise safe, healthy for heart-failure patients

They enlisted one of their fellows to do a statistical analysis, and published a Sept. 2001 paper in the Journal of the American Medical Association calling for an investigation into potential heart risks caused by Vioxx and Celebrex, a competing drug from Pfizer (nyse: PFE - news - people ).

FORBES: Behind Merck's Fall

His latest paper, published in the December issue of a journal called Decision Analysis, spells out what he believes is the right approach.

FORBES: 4 Steps to Successful Brainstorming

While fundamental factors clearly played a role in driving down house prices that were at excessive levels two years ago, we have argued in a paper (to be published in the Berkeley Electronic Journal of Economic Analysis and Policy) that in most markets house values are today lower than what is consistent with the average level of affordability in the past 20 years.

WSJ: Low-Interest Mortgages Are the Answer

As the Financial Times, which first published details of the shocking analysis, points out this morning, the troika paper talks of the need for banks and investors to agree to be repaid 50% or 60% less than the face value of what Greece owes them.

BBC: Greece needs yet another bailout

And in a paper published two years ago in Geophysical Research Letters, Sandrine Bony and Jean-Louis Dufresne reported that an analysis of 15 climate models suggested that low-level clouds over the oceans contribute most to uncertainty about how tropical clouds affect those models.

ECONOMIST: Climatology: Grey-sky thinking | The