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Title
Negative methacholine challenge tests in subjects who report physician-diagnosed asthma.
Authors
McGrath, K W; Fahy, J V
Abstract
The frequency of adults reporting a history of asthma is rising. However, it is unclear whether this increased prevalence accurately demonstrates a rising trend or if it reflects an overall increase in asthma awareness.
Publication
Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology, 2011, Vol 41, Issue 1, p46