title: Determining collateral ventilation during bronchoscopy: unanswered questions.
authors.affiliation: Klinik für Pneumologie, Asklepios Fachkliniken München-Gauting, Comprehensive Pneumology Center, , Gauting, Germany.
authors.forename: Wolfgang
authors.initials: W
authors.lastname: Gesierich
authors.forename: Konstantinos
authors.initials: K
authors.lastname: Samitas
authors.forename: Juergen
authors.initials: J
authors.lastname: Behr
mesh_terms: D001999:Bronchoscopy; D006801:Humans; D011013:Pneumonectomy / Q000295:instrumentation*; D019736:Prostheses and Implants; D011656:Pulmonary Emphysema / Q000628:therapy*
keywords: Bronchoscopy; Emphysema