AU - Chawla, Y TI - Hepatitis B viral infection: Emerging challenges PT - EDIT DP - 2005 Jan 1 TA - Hepatitis B Annual PG - 9-10 VI - 2 IP - 1 4099- https://www.hepatitisbannual.org/article.asp?issn=0972-9747;year=2005;volume=2;issue=1;spage=9;epage=10;aulast=Chawla;type=0 4100- https://www.hepatitisbannual.org/article.asp?issn=0972-9747;year=2005;volume=2;issue=1;spage=9;epage=10;aulast=Chawla AB -