1. The prevalence of chronic respiratory disease in a New Hampshire town;BG, Jr, Ferris; DO, Anderson;Am Rev Respir Dis
2. Tuscon epidemiologic study of obstructive lung diseases. I: Methodology and prevalence of disease;Lebowitz, M.D.; Knudson, R.J.; Burrows, B.;Am J Epidemiol,1975
3. The Veterans Administration-Army Cooperative Study of pulmonary function. I: Clinical spirometry in normal men;Kory, R.C.; Callahan, R.; Boren, H.G.; Syner, J.C.;Am J Med
4. Spirometric studies in normal subjects. I: Forced expirograms in subjects between 7 and 70 years of age;Berglund, E.; Birath, G.; Bjure, J.;Acta Med Scand,1963
5. Growth and decay of pulmonary function in healthy blacks and whites;Schoenberg, J.B.; Beck, G.J.; Bouhuys, A.;Respir Physiol,1978