It was the Jackson question again, without the racial factor.

At that time, many public opinion experts attributed the inaccuracies to racial factors.

The answers, experts say, lie in a tangle of medical, racial and economic factors.

Ethnicity may play a role in some allergies; however, racial factors have been difficult to separate from environmental influences and changes due to migration.

And are there cultural or racial factors involved in gaining tribal recognition?

With the racial factor, even many liberal white voters became hesitant to support Bradley.

Numerous studies since 1965 have shown that racial factors play a significant role in determining whether or not a person receives a sentence of death.

Pharmacodynamic responses may also be influenced by racial and cultural factors.

Mr. Williams also wonders whether racial factors are at work in the widening disparities.

Mr. Gaul denied that racial or socioeconomic factors were considered.