%0 Journal Article %T Hepatitis B viral infection: Emerging issues %A Singh Shivaram %A Chawla Yogesh %J Hepatitis B Annual %D 2007 %I %U http://www.hepatitisbannual.org/article.asp?issn=0972-9747;year=2007;volume=4;issue=1;spage=7;epage=11;aulast=Singh