1. Pride, N.B. and Macklem, P.T. (1986) Lung mechanics in disease, in Handbook of Physiology, Mechanics of Breathing, sect. 3, vol. 3, ch. 37, (eds P.T. Macklem and J. Mead), American Physiological Society, Bethesda, pp. 659–92.
2. Macklem, P.T. and Permutt, S. (eds) (1979) Lung Biology in Health and Disease. The Lung in Transition between Health and Disease. vol. 12 Dekker, New York.
3. Wagner, E.M., Bleecker, E.R., Permutt S. and Liu, M.C. (1992) Peripheral airways resistance in smokers. Am. Rev. Respir. Dis., 146, 92–5.
4. Macklem, P.T., Proctor, D.F., and Hogg, J.C. (1970) The stability of peripheral airways. Respir. Physiol., 8, 191–203.
5. Leblanc, P., Ruff, F. and Milic-Emili, J. (1970) Effects of age and body position on ‘airway closure’ in man. J. Appl. Physiol., 28, 448–51.