title: [Application of an improved flexible bronchofiberscope to postoperative pulmonary complications].
mesh_terms: D020680:Bronchoscopes; D004322:Drainage / Q000295:instrumentation; D005336:Fiber Optic Technology / Q000295:instrumentation*; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000628:therapy*; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications / Q000628:therapy*