But some take effect quickly. For example,in six months the new law will bar insurance companies from denying coverage to children with pre-existing health conditions.

VOA: special.2010.03.24

And it was proposed by my thesis advisor Professor Weisskopf that we work on this problem to understand the effect of the impurities in scattering electrons and interfering with their motion.

VOA: special.2010.11.09

"There's actually, in the last several years, been convincing evidence that replacing saturated fat in one's diet with carbohydrates has very little effect on heart disease.

VOA: standard.2010.03.25

Several automakers introduced new models. And a pay hike announced by the government for its employees with retrospective effect put money in the hands of many people.

VOA: standard.2009.03.13

Other issues rights groups want to raise with leaders include the impact of climate change on communities and the effect investment projects would have in Burma and other countries.

VOA: standard.2009.10.09