Figure 1From: Evaluating the control of HPAIV H5N1 in Vietnam: virus transmission within infected flocks reported before and after vaccinationTemporal progression of the newly reported infected premises (IPs) (blue bars) and 3-day moving average of the daily within-flock reproductive number R 0 (yellow line), estimated for (a) 924 of IPs from Period I (from 1st January of 2005 to 29th March 2005) and for (b) 106 IPs from Period II (from 6th December 2006 to 7th March 2007) in Vietnam.Back to article page