title: [A case of pneumonia associated with increased antibody titers to simultaneous Mycoplasma pneumoniae and Chlamydia psittaci].
mesh_terms: D000293:Adolescent; D000907:Antibodies, Bacterial / Q000032:analysis*; D006801:Humans; D008297:Male; D011014:Pneumonia / Q000209:etiology* / Q000276:immunology; D011019:Pneumonia, Mycoplasma / Q000150:complications* / Q000276:immunology; D009956:Psittacosis / Q000150:complications* / Q000276:immunology
chemical_list: D000907:Antibodies, Bacterial