But Professor Rottenberg says those who felt shame or embarrassment while crying were less likely to report that crying had been helpful.

VOA: special.2009.01.28

But mice are not as helpful as primates are for studying the behavior of human diseases.

VOA: special.2009.06.23

But a travel-health expert says this guidance may not be helpful for swine flu.

VOA: special.2009.07.14

But University of Texas at El Paso anthropologist Howard Campbell says that kind of talk is not helpful.

VOA: standard.2009.12.18

So that's been a really helpful thing." But helping wounded veterans with PTSD or brain injury is not the only thing the Puppies Behind Bars program has done.

VOA: standard.2010.05.18

But the study also suggests a more low-tech solution might be helpful.

VOA: standard.2010.07.14

But that is only helpful in surveillance or a post-incident investigation.

VOA: standard.2010.04.01

He expressed reluctance to comment on American domestic affairs, but suggested that a renewal of the now-expired U.S.ban on assault weapons would be helpful in curbing the flow of high-powered armaments to Mexican drug cartels.

VOA: standard.2009.04.12

"So it's very much an area where there is potential for this to be very helpful, but still there is still a lot of work to be done to figure how to best do that."

VOA: standard.2010.07.16