Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Phylogenetic tree for the VP1 region of enterovirus (EV) 71 isolates in Taiwan between 1998 and 2003 and from surrounding areas between the 1990 s and 2003. Numbers close to the branches are from 1000 bootstrap replicates (%). The two digits at the end of a sequence indicate the year of isolation. Yamagata: Yamagata, Japan; Aus: Australia; SYD: Sydney, Australia; MAA and MA: Malaysia; SAR, Sarawak, Malaysia; Sin: Singapore.
