Last year,a study in the medical journal Neurology found smoking to be an established risk factor in developing the disease.

VOA: special.2010.03.09

The Pew Forum on Religion and Public Life did a study in two thousand seven on major religious traditions in the United States.

VOA: special.2010.03.05

Last August,a study in the journal Sleep Medicine said children who go to bed after nine o'clock took longer to fall asleep and slept less.

VOA: special.2010.06.09

Professor Clark's team also published a study in two thousand six.

VOA: special.2009.08.31

A study in 2005 found that around half of the Cambodian women who die in childbirth succumb to massive blood loss.

VOA: standard.2009.11.10

But in a study involving the HeartMate II pump, survived that long.

VOA: standard.2010.01.27

Others disagree and point to a study just published in the Journal of the American Academy of Child and Adolescent Psychiatry.

VOA: special.2009.08.07

In nineteen twelve, he began to study a skin disease that was killing thousands of people in the South.

VOA: special.2011.05.31

Maryse Bouchard says the study found that exposure could play a part in behaviors such as inattention and hyperactivity.

VOA: special.2010.05.26

A new study says the leading cause of disability in older people in low and middle income countries is dementia.

VOA: special.2009.12.28

Geographers from three American colleges did a study that will appear in the Proceedings of the National Academy of Sciences.

VOA: special.2010.03.23

The study found a big increase in the percentage of married women who earn more money than their husbands.

VOA: special.2010.02.19

But in a recent study they declared that forty percent of the tweets captured over a two-week period were "pointless babble."

VOA: special.2009.09.14

It has a study program currently available to college graduates in twenty-two countries in Asia, Africa and Latin America.

VOA: special.2009.09.24