Effect of methacholine induced bronchoconstriction on the spectral characteristics of breath sounds in asthma.

BACKGROUND: Analysis of breath sounds by digital techniques offers an attractive non-invasive method of monitoring changes in airway calibre. Asthmatic breath sounds have been analysed and related to changes in forced expiratory volume in one second (FEV1). METHODS: Bronchoconstriction was induced w...

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Bibliographic Details
Main Authors: Spence, D P, Bentley, S, Evans, D H, Morgan, M D
Format: Artigo
Language:Inglês
Published: 1992
Subjects:
Research Article
Online Access:https://ncbi.nlm.nih.gov/pmc/articles/PMC474798/
https://ncbi.nlm.nih.gov/pubmed/1440460
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