Officials attribute Brazil's declining birth rate to major social changes under way in the population.

"I'm not one to attribute every activity of man to changes in the climate," Palin says.

This has often been attributed to changes in the characteristics of the population studied.

The win was attributed to several changes in coaching approach.

These differences can be attributed to changes to the skull due to aging.

So many doctors were willing to attribute it to changes in my body.

This cannot be attributed to changes in the law because, so far, there haven't been any.

Others attribute it to changes in behavior that reduce the spread of the disease, particularly among homosexual men.

Some people attribute that rise to changes in survey questions, but others say it is a result of industry interference with the campaign's message.

This was initially attributed to changes in air temperature during the flight.