you should be able to find hbsag quant by abbott architect and fibroscan here, it is impossible they don t have it otherwise they are
the top 10 in US but worst than china and vietnam
in a worldwide view
http://archive.mail-list.com/hbv_research/message/20110318.220522.32645a1e.en.html
Here are the top treatment centers for Hepatitis B, a liver disorder:
1. The Johns Hopkins Hospital, Baltimore, Maryland: It is not only one of the best hospitals in the U.S.