TY - GEN AU - Aggarwal,A TI - No seroconversion after hepatitis B immunization SN - 0019-6061 PY - 1998///0915 KW - Hepatitis B KW - immunology KW - Hepatitis B Vaccines KW - administration & dosage KW - Humans KW - Immunity, Cellular KW - India KW - Treatment Failure N1 - Publication Type: Comment; Letter ER -