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Chinaisahyperepidemicregionofviralhepatitis.TheprevalenceofHBVinfectioninpopulationisabout50%-60%,HBsAgcarierrateabout10%.Toe...
Chinaisahyperepidemicregionofviralhepatitis. TheprevalenceofHBVinfectioninpopulationisabout50% -60%, HBsAgcarierrateabout10%. Toe ...