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Just, Max; Just, Vroni; Berger, Rosemarie; Burkhardt, Felix; Schilt, Ueli (1985). Duration of Immunity After Rubella Vaccination: A Long-Term Study in Switzerland. Reviews of infectious diseases, 7(Suppl. 1), S91-S94. The University of Chicago Press 10.1093/clinids/7.Supplement_1.S91
