date:Apr 23, 2013
The number of confirmed H7N9 bird flu cases in China increased by two to 104 during the 24-hour period through 4 p.m. April 22, according to the official Xinhua news agency.Twenty-one havedied. But is it spreading from human to human?
More than 40% of the H7N9 cases involve victims that have nothandled poultry, state media said. All the same, Chinese authorities have said there has been no confirmedperson-to-person transmission of the flu. Our knowledge of H7N9bird flu is very limited, the Shan