Geographic variation is wide, with no special variation within the United States.

Poverty is the principle determinant of geographic variation.

Yersinia enterocolitica infection has a geographic variation.

point out that geographical dimension is not a variable that

Ortalis leucogastra does not appear to vary geographically.

Highway/freeway – This is another interesting divide among Americans.

Geographic Variation in the Prevalence of Histoplasmin Sensitivity.

So, those three things explain a lot of the geographic variation in online sales.

So, those three things explain a lot of the geographic variation in sales.

Geographic Variation in the Prevalence of Histoplasmin Sensitivity.

The researchers found that the utilization of physical therapy was 7%, with significant geographic variability.

Geographic variation in rates of cancer death in all U.S. counties.

Geographic rates of cancer death in all U.S. counties.

There is significant geographic variation in the availability of land considered suitable for agriculture.

Geographic variation in the sensitivity of recombinant antigen-based rapid tests for chronic Trypanosoma cruzi infection.