Swine flu has continued to spread rapidly in parts of the Northern Hemisphere, though it has slowed in much of the Southern Hemisphere.
By JACKIE CALMES and DONALD G. McNEIL Jr., NY Times: World
Sun, 10/25/2009 - 11:36am
Swine flu has continued to spread rapidly in parts of the Northern Hemisphere, though it has slowed in much of the Southern Hemisphere.