That is true,at least, of most of one thousand two hundred people who recently answered questions for a study on the issue.

VOA: special.2010.07.13

She was an adviser on this study and the earlier one.

VOA: special.2009.02.27

James Burke of Duke University is one of the authors of a study reviewing previous research on cognitive decline.

VOA: standard.2010.06.17

Dr. Sudha Seshadri, is one of the researchers at Boston University who co-authored a new study on dementia.

VOA: standard.2009.12.30

He and other researchers found that more than half of some 14,000 patients in the study on that one day, developed infections in intensive care units.

VOA: standard.2009.12.08

At most American colleges, undergraduate students choose one area of study, like English or biology, and focus on it for all four years of their education.

VOA: standard.2010.05.12