title: [Contribution to the immunilacient prevention of chronic bronchitis].
mesh_terms: D000328:Adult; D000900:Anti-Bacterial Agents / Q000494:pharmacology / Q000627:therapeutic use; D000917:Antibody Formation / Q000187:drug effects; D001428:Bacterial Vaccines / Q000627:therapeutic use; D001991:Bronchitis / Q000276:immunology / Q000517:prevention & control*; D002908:Chronic Disease; D006801:Humans; D008875:Middle Aged; D005719:gamma-Globulins / Q000494:pharmacology / Q000627:therapeutic use
chemical_list: D000900:Anti-Bacterial Agents; D001428:Bacterial Vaccines; D005719:gamma-Globulins
vernacular_title: Contributi sulla profilassi immunitaria nelle bronchiti croniche