Figure 2From: Circulation of human influenza viruses and emergence of Oseltamivir-resistant A(H1N1) viruses in Cameroon, Central Africa Phylogenetic comparison of nucleotide sequences of the neuraminidase genes of recent influenza A(H1N1) viruses. Oseltamivir-resistant viruses are indicated by bold typeface. The vaccine virus A/Brisbane/59/2007 is in bold italics.Back to article page