Doctors in urology groups that profit from tests for prostate cancer order more of them than doctors who send samples to independent laboratories, according to a study Monday in the journal Health Affairs.

WSJ: Prostate-Test Fees Challenged

The Dutch authorities' independent study of 26 samples of rice imported from Asian nations found average levels of seven parts per billion - a thousandth of those found in the original study - and with no samples above the EU limit of 200 parts per billion.

BBC: Study of lead levels in rice under scrutiny

So, yes, we would like to see an interagency examination team reviewing sizable samples of the reviews that the independent consultants are doing to validate the work.

FORBES: Sheila Bair Called It - Foreclosure Lookback Reviews Are A "Ruse"

Independent studies from around ground zero have shown concentrations of pollutants higher than official samples, but experts say the surrounding community does not appear to be in peril.

CNN: Air quality concerns hover over ground zero

In situations such as the ongoing conflict in Syria, reliance on broadcast witness statements, videos and photographic images and even the analysis of samples brought out of the country will always be somewhat problematic as there is no independent way to verify the information.

BBC: How to investigate chemical weapons allegations