Source: http://www.cbc.ca/news/health/h5n1-d...case-1.2490018


H5N1 death detective work by WHO begins in Alberta case
Toronto infectious disease expert says it's 'odd' for someone to get H5N1 from non-poultry source

CBC News Posted: Jan 09, 2014 11:33 AM ET Last Updated: Jan 09, 2014 11:43 AM ET

The World Health Organization has begun its detective work into an H5N1 bird flu death in Alberta, to determine how and where the person was exposed to the virus.

Dr. Wenqing Zhang, head of the WHO's global influenza program, said Thursday the organization wants to get the big picture of the case.

Zhang told CBC News from Geneva that two main questions need to be answered about the woman's death in Alberta:

Where did she visit?
How did the exposure happen?

A second focus for the WHO is on close contacts, Zhang said. The goal is to understand whether any human-to-human transmission occurred...