title: [Immunotherapy by polyvalent bacterial antigen (broncasma berna) for chronic lower respiratory infectious disease].
mesh_terms: D000328:Adult; D001428:Bacterial Vaccines / Q000009:adverse effects / Q000627:therapeutic use*; D006801:Humans; D007167:Immunotherapy; D008297:Male; D008875:Middle Aged; D012141:Respiratory Tract Infections / Q000628:therapy*
chemical_list: D001428:Bacterial Vaccines; C036563:broncasma berna