McFadden, E R Exertional dyspnea and cough as preludes to acute attacks of bronchial asthma. [electronic resource] - The New England journal of medicine Mar 1975 - 555-9 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0028-4793 Standard No.: 10.1056/NEJM197503132921103 doi Subjects--Topical Terms: Acute DiseaseAdultAirway ResistanceAsthma--complicationsCough--etiologyDyspnea--etiologyFemaleHumansIsoproterenolLung ComplianceMalePhysical ExertionPlethysmography, Whole BodySpirometrySputumVital Capacity