During the last few years, researchers have examined these issues in several different ways.
The researchers examined more than 3,500 people 65 and older, following them an average of six years.
The researchers examined the records of more than 19,000 children.
The researchers examined the records of 191 men and women whose average age was in the early 40's.
In all, the researchers examined 78 adults, with an average age of about 72.
Researchers examined more than 90 percent of birth and death records reported to the states in 1996.
In this study, the researchers examined people's attention to grief.
But few researchers have examined why some prices are more memorable than others.
The researchers will therefore examine people's own notions of the relationship between food and health.
The researchers examined roughly 150,000 claims made from 1992 to 2000.