1. Byron P. R., Miller N. C., Blondino F. E., Visich J. E., Ward G. H. Some aspects of alternative propellant solvency, in Respiratory Drug Delivery IV, P. R. Byron, R. N. Dalby, S. J. Farr. Interpharm Press, Buffalo Grove, IL 1994; 231–241
2. Drug Delivery via the Respiratory Tract
3. (D) Routes of delivery: Case studies