** FILE ** Three women crouch inside the closed gate of the People's Hospital of Peking University in Beijing, in this April 25, 2003, file photo. The hospital was sealed off then amid the SARS outbreak, and many staff and patients were quarantined inside. Compared to its initial unresponsiveness to an outbreak of SARS, which emerged in 2002, China's reaction to the latest series of bird flu outbreaks is more sweeping, more transparent and more dedicated, experts say. (AP Photo/Greg Baker)