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

VOA: special.2011.05.31

A study in the United States found that eighty-four percent of undergraduates last year had at least one credit card.

VOA: special.2009.05.28

That study began 60 years ago in Framingham, Massachusetts, to learn more about the risks of heart attack and stroke.

VOA: special.2009.01.21

In other new research, a study has found that circumcision does not decrease the risk that H.I.V.positive men will infect women.

VOA: special.2009.07.29

You would think that all the scientists who took part in a research study would be listed as authors.

VOA: special.2009.10.08

The study found that families in seventeen million households had difficulty getting enough food at times during the year.

VOA: special.2009.11.23

But now the first worldwide study warns that one in six of the many different kinds of mangroves could disappear.

VOA: special.2010.04.20

The new study found that overfishing has been reduced in Canada's Newfoundland-Labrador area and in Iceland and southern Australia.

VOA: special.2009.09.08

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

VOA: special.2010.05.26

The Institute of International Education in New York says that was the biggest increase of any area of study.

VOA: special.2009.05.07

In December, the publication Social Indicators Research reported on a study of activities that help lead to happy lives.

VOA: special.2009.03.10

The study linked almost one in every five such deaths in two thousand eight to the virus that causes AIDS.

VOA: special.2010.04.14

A new study suggests that venture capitalists rarely consider the business plan when deciding whether to invest in a new company.

VOA: special.2009.06.26

She says the good news in the study is that some species of mangrove can be reforested relatively easily.

VOA: special.2010.04.20