1. Comparison of maximal mid-expiratory flow, flow volume curves, and nitrogen closing volumes in patients with mild airway obstruction;Abboud, R.T.; Morton, J.W.;American Review of Respiratory Diseases,1975
2. The flow volume loop; normal standards and abnormalities in chronic obstructive pulmonary disease;Bass, H.;Chest,1973
3. closing volume test in population studies: sources of variation and reproducibility;Becklake, M.R.; Leclerc, M.; Strobach, H.; Swift, J.;The,1975
4. Longitudinal observations, their usefulness and limitations with special reference to the forced expiratory volume;Berry, G.;Bulletin de Physiopathologie Respiratoire,1974
5. Variability in the maximal expiratory flow volume curve in asymptomatic smokers and in nonsmokers;Black, L.F.; Offord, K.; Hyatt, R.E.;American Review of Respiratory Diseases,1974