Mycoplasma pneumoniae.
D001982:Bronchial Diseases / Q000382:microbiology; D006801:Humans; D009174:Mycoplasma / Q000302:isolation & purification; D009175:Mycoplasma Infections / Q000000981:diagnostic imaging; D009305:Nasopharynx / Q000382:microbiology; D011859:Radiography; D012189:Retrospective Studies