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Type A - Immunization for 1986-like Type A flu (H1N1) and 1989-like Type A flu (H3N2)
Type B - Immunization for 1988-like Type B flu -
Type A - Immunization for 1991-like Type A flu (H1N1) and 1994-like Type A flu (H3N2)
Type B - Immunization for 1993-like Type B flu -
Type A - Immunization for 1999-like Type A flu (H1N1) and 1999-like Type A flu (H3N2)
Type B - Immunization for 1998-like Type B flu -
Type A - Immunization for 1999-like Type A flu (H1N1) and 2002-like Type A flu (H3N2)
Type B - Immunization for 2002-like Type B flu
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