Figure 4.

A plot of value of the first and second axis of each complete coding region in COA. The first axis (f'1) accounts for22.89% of the total variation, and the second axis (f'2) accounts for 17.64% of the total variation.

Liu et al. Virology Journal 2011 8:325   doi:10.1186/1743-422X-8-325
Download authors' original image