GALLO, E [Immune tolerance in the white rat to the inactivated type 2 poliomyelitis virus. II]. [electronic resource] - Bollettino dell'Istituto sieroterapico milanese - 215-20 p. digital Publication Type: Journal Article ISSN: 0021-2547 Subjects--Topical Terms: AnimalsImmune TolerancePoliomyelitis--immunologyRats