The H7N9 bird flu outbreak in China killed at least 43 people this year . Until now , it was thought that all the infections came from birds . But a new report says a woman in China probably contracted it from her father . It says the limited case of the flu has ` ` potential for pandemic . ''
The H7N9 bird flu outbreak in China killed at least 43 people this year . Until now , it was thought that all the infections came from birds . But a new study says a woman in China probably caught it from her father . It says the limited case shows the virus has `` potential for pandemic spread ''