title: Diagnosis of Pneumocystis carinii pneumonitis by means of endobronchial brush biopsy.
mesh_terms: D016782:Apicomplexa / Q000302:isolation & purification; D001706:Biopsy; D001980:Bronchi / Q000382:microbiology; D006801:Humans; D008722:Methods; D011020:Pneumonia, Pneumocystis / Q000175:diagnosis* / Q000382:microbiology; D011650:Pulmonary Alveoli / Q000382:microbiology