Updated: 2013-04-15 01:42
 |
A man infected with H7N9 bird flu receives treatment at an intensive care unit in a hospital in Kaifeng, Henan province, on Sunday. Li Bo / Xinhua
|
Sustained transmission among humans is concern: WHO official
There is no evidence so far of sustained human-to-human transmission of H7N9 bird flu virus, World Health Organization representative to China Michael O'Leary said at a news briefing on Sunday in Beijing.
O'Leary's comment followed reports of a married couple in Shanghai being infected with the virus.
The 56-year-old man was diagnosed with H7N9 bird flu after his wife died from the infection.
It's difficult to determine whether the man got the virus fro//
