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- [31] PROTECTION AGAINST INFLUENZA-A VIRUS-INFECTION IN MICE BY ORAL IMMUNIZATION WITH A POLYVALENT BACTERIAL LYSATE INTERNATIONAL JOURNAL OF IMMUNOPHARMACOLOGY, 1991, 13 (07): : 831 - 840
- [36] PROTECTIVE EFFICACY OF IMMUNIZATION WITH CAPSULAR ANTIGEN AGAINST EXPERIMENTAL-INFECTION WITH BACTEROIDES-FRAGILIS JOURNAL OF INFECTIOUS DISEASES, 1979, 140 (05): : 724 - 731