Posted by n/a at 3/15/2010 12:51:00 PM
The 374F isofrequency values in West Europe and North Africa (Fig. 1) decrease regularly with latitude, from the north of West Europe to North Africa. Higher 374F frequency values were observed in Denmark, England, Belgium, the north of France, Germany, Switzerland, and the north of Italy; medium 374F frequency values were observed in the south of France, Portugal, Spain, Corsica, Italy, Sardinia, and Sicily. The lowest 374F frequency values were observed in the south of Spain and North Africa.