TY - GEN AU - Kwik,E L AU - Kenny,A B AU - Hitzig,W H TI - Rubella immunization: long-term observation of antibody titers SN - 0018-022X PY - 1973///1011 KW - Adolescent KW - Adult KW - Female KW - Hemagglutination Inhibition Tests KW - Humans KW - Immunity, Maternally-Acquired KW - Immunization KW - Rubella KW - immunology KW - Rubella Vaccine KW - Time Factors N1 - Publication Type: Journal Article ER -