J. H. Dennis

Jet and ultrasonic nebuliser output: use of a new method for direct measurement of aerosol output.

S. Stenton, J. R. Beach, A. Avery, 1990, Thorax.

Measurement of airway responsiveness to methacholine: relative importance of the precision of drug delivery and the method of assessing response.

D. Hendrick, E. Walters, J. Dennis, 1993, Thorax.