1. Centrilobular emphysema and panlobular emphysema: two different diseases;Anderson. A. E., Jr.; Foraker, A. G;Thorax,1973
2. Intrapulmonary mixing of helium;Bates, D.V.; Christie, R.V.,1950
3. Beck, E. G., Holt, P. F., and Nasrallah, E. T. (1971).
4. Effects of chrysotile and acid-treated chrysotile on macrophage cultures;British Journal of Industrial Medicine
5. A scanner stand for pulmonary function studies;British Journal of Radiology,1969