title: Evaluation trial of respiratory bacterial prophylaxis by a ribosomal vaccine. Multicentric double blind study.
mesh_terms: D000293:Adolescent; D000328:Adult; D000336:Aerosols; D000368:Aged; D000900:Anti-Bacterial Agents / Q000627:therapeutic use; D001428:Bacterial Vaccines / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D002648:Child; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D007279:Injections, Subcutaneous; D008297:Male; D008875:Middle Aged; D012141:Respiratory Tract Infections / Q000517:prevention & control*; D012270:Ribosomes / Q000276:immunology*; D013183:Sputum; D014937:Work
chemical_list: D000336:Aerosols; D000900:Anti-Bacterial Agents; D001428:Bacterial Vaccines