Early weeks of 2009 influenza pandemic in Ho Chi Minh City

Influenza

In Vietnam, the first patient infected with the 2009 H1N1 pandemic influenza virus landed in Ho Chi Minh City airport on May 26, 2009. One month before this introduction, the Oxford University Clinical Research Unit and the Hospital for Tropical Diseases had begun testing patients with fever arriving at Ho Chi Minh City’s international airport, and tracking passenger numbers and …