TY - GEN AU - Shafritz,D A TI - Variants of hepatitis B virus associated with fulminant liver disease SN - 0028-4793 PY - 1991///0624 KW - DNA, Viral KW - analysis KW - Hepatitis B KW - genetics KW - Hepatitis B Antibodies KW - Hepatitis B Core Antigens KW - Hepatitis B Surface Antigens KW - Hepatitis B e Antigens KW - Humans KW - Liver Diseases KW - microbiology KW - Mutation N1 - Publication Type: Comment; Editorial UR - https://doi.org/10.1056/NEJM199106133242411 ER -