But only now is it starting to be used as a primary screening tool.

NPR: Detecting High-Risk HPV in Older Women

It's conceivable that this would be a reasonable screening tool, but I would be surprised.

FORBES: Magazine Article

"The present findings further support the value of breath-testing as a screening tool, " they say.

BBC: 'Promising results' for bowel cancer breath-test

Although this figure is some way off an ideal 100%, it could still be a useful screening tool, say the researchers.

BBC: Brain scan 'can sort dementia by type'

It was originally introduced as a screening tool to help early detection of babies with serious problems, allowing future planning of the pregnancy on the back of this.

BBC: Foetus parties: Womb with a view?

The findings show that Facebook could be used as a reliable job-screening tool, he says, especially since candidates would have a hard time "faking" their personalities in front of their friends.

WSJ: Facebook Profiles Found to Predict Job Performance

It will take years of additional testing to prove if the so-called PapGene technique really could work as a screening tool, used to spot cancer in women who thought they were healthy.

NPR: Retooling Pap Test To Spot More Kinds Of Cancer

"What the task force was trying to say is mammography is an imperfect screening tool and there are some harms associated with it, but there are also some benefits associated with it, " he said.

CNN: After the mammogram storm, what should women do?

And the CMA is an excellent screening tool.

FORBES: Recipe for a Trusted Advisor: An Interview with a Former Fortune 100 CFO

Want to research the screening tool's picks?

FORBES: Stock Pickers