1. Hypoxaemia during chest physiotherapy in patients with cystic fibrosis;McDonnell, T.; McNicholas, W.T.; FitzGerald, M.X.;Ir J Med Sci,1986
2. The Brompton Hospital guide to chest physiotherapy;Webber, B.A.,1988
3. Diagnostic methods and screening;Kuzemko, J.A.; Heeley, A.F.,1983