title: Antibiotics in respiratory infections.
mesh_terms: D001424:Bacterial Infections / Q000188:drug therapy; D006801:Humans; D010403:Penicillin Resistance; D010406:Penicillins / Q000627:therapeutic use*; D012141:Respiratory Tract Infections / Q000188:drug therapy*
chemical_list: D010406:Penicillins