title: [Respiratory tract infections by anaerobic bacteria].
mesh_terms: D000693:Anaerobiosis; D001424:Bacterial Infections / Q000175:diagnosis* / Q000188:drug therapy; D003937:Diagnosis, Differential; D004653:Empyema / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D011014:Pneumonia / Q000175:diagnosis* / Q000188:drug therapy