They had not set out to look into sex differences.

Sex differences also turned up in a number of other studies.

For nearly all the other countries, there were no significant sex differences.

Sex differences, however, have been put into a different box.

Sex differences in the language of children and parents: The early evidence.

Thinking in these terms may help us to understand the distribution of many other sex differences.

There were no significant sex differences in the results from the two models.

The research could also lead to changes in how people understand and perceive sex differences.

There are no sex differences in the distribution of cases among children.

Other recent studies continue to find sex differences for long-term relationships.