TY - GEN AU - JORDAN,W S AU - GAYLIN,S G TI - The antigenic variation of influenza B viruses; demonstration of an antigenic spectrum by use of titer ratios SN - 0022-1767 PY - 2003///0501 KW - Antibodies KW - Antigenic Variation KW - Antigens KW - Humans KW - Influenza B virus KW - Orthomyxoviridae N1 - Publication Type: Journal Article ER -