title: Usefulness of immunomodulating agents.
mesh_terms: D000276:Adjuvants, Immunologic / Q000627:therapeutic use*; D001426:Bacterial Proteins / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000628:therapy; D008297:Male; D011492:Protein Hydrolysates / Q000627:therapeutic use*; D011897:Random Allocation
chemical_list: D000276:Adjuvants, Immunologic; D001426:Bacterial Proteins; D011492:Protein Hydrolysates; C007531:diribiotine