Ghost authors work on studies but are not credited.

VOA: special.2009.10.08

Earlier studies by the 2 researchers described the effects of social networks on obesity and efforts to stop smoking.

VOA: special.2009.01.21

In nineteen forty-seven, he began to direct the Institute of Advanced Studies at Princeton University on the East Coast.

VOA: special.2009.06.14

Ms.Quisumbing says studies show that women are more likely than men to spend money on food,health and educating their children.

VOA: special.2011.03.22

Last year,President Obama ended restrictions on the use of federal money for studies of human embryonic stem cells.

VOA: special.2010.11.02

Studies have discovered evidence of harmful bacteria in toilets,on surfaces where food is prepared, even on home telephones.

VOA: special.2009.10.13

University of California biologist Bill Schopf studies ancient fossils and the dirt they are found in on earth.

VOA: special.2010.05.25

The researchers say more studies are needed to learn the reason for the different effects of tobacco smoke on boys and girls.

VOA: special.2009.01.13

The International Maritime Bureau is an organization based in London that studies crimes on the high seas.

VOA: special.2009.04.25

The scientists say that studies based on the new genome may help explain, in the short-term, why the organism has been so aggressive.

VOA: special.2009.11.03

It was based on three separate studies by a partnership of government agencies and environmental groups.

VOA: special.2009.05.12

His studies on the causes and treatment of mental disorders helped form many ideas in psychiatry.

VOA: special.2010.04.13

The scientists say that in the short term, studies based on the new genome may help explain why the pathogen has been so aggressive.

VOA: special.2009.10.20

Since then,similar studies have shown life-extending effects of reduced diets on rodents, yeast and worms.

VOA: special.2009.09.01