1. Long term study of 105 patients with cystic fibrosis;Shwachman, H.; Kulcyczki, L.L.;Am JTDis Child,1958
2. The chest roentgenogram in cystic fibrosis: a new scoring system;Brasfield, D.; Hicks, G.; Soong, S.J.; Tiller, R.E.;Pediatrics,1979
3. The estimation oflung volume from chest radiographs using shape information;Pierce, R.J.; Brown, D.J.; Holmes, M.; Cumming, G.; Denison, D.M.;Thorax,1979
4. Radiographic, scintigraphic and gas-dilution estimates of individual lung and lobar volume;Pierce, R.J.; Brown, D.J.; Denison, D.M.;Thorax,1980
5. Use of different magnification factors to calculate radiological lung volumes;Bush, A.; Denison, D.M.;Thorax,1986