title: [A method for diagnosing a disturbance in bronchial patency].
abstract: The authors elaborated the diagnostic method of bronchial disfunction by phonopulmography and gas mixtures with different density (two or three times lower than air). Using this method it is possible to do quantitative and qualitative estimation of initial bronchial disturbances. It may be used for express-diagnostic in ambulatory and clinical conditions.
authors.forename: V A
authors.initials: VA
authors.lastname: Berezovskiĭ
authors.forename: M I
authors.initials: MI
authors.lastname: Levashov
mesh_terms: D001982:Bronchial Diseases / Q000175:diagnosis*; D006801:Humans; D012129:Respiratory Function Tests / Q000379:methods; D012135:Respiratory Sounds / Q000175:diagnosis*
vernacular_title: Sposob diagnostiki narusheniia prokhodimosti bronkhov.