Flexible bronchoscopy.
D001980:Bronchi / Q000033:anatomy & histology*; D001982:Bronchial Diseases / Q000175:diagnosis*; D020680:Bronchoscopes; D001999:Bronchoscopy; D004867:Equipment Design; D005336:Fiber Optic Technology / Q000295:instrumentation*; D006801:Humans; D012307:Risk Factors; D014741:Video Recording / Q000379:methods*