11.21.09
No bird flu pandemic
Why Bird Flu Has Not Caused a Pandemic
ScienceDaily (Nov. 21, 2009) — Bird flu viruses would have to make at least two simultaneous genetic mutations before they could be transmitted readily from human to human
History, Evolution, and the Darwin Debate
Why Bird Flu Has Not Caused a Pandemic
ScienceDaily (Nov. 21, 2009) — Bird flu viruses would have to make at least two simultaneous genetic mutations before they could be transmitted readily from human to human