共 15 条
- [1] [Anonymous], 1975, Chest, V67, P583
- [3] CARRINGTON CB, 1976, CHEST, V69, P261
- [4] FAIRBAIRN A S, 1959, Br J Prev Soc Med, V13, P175
- [5] FELSON B, 1973, CHEST ROENTGENOLOGY, P299
- [8] EVALUATION OF RESPIRATORY IMPAIRMENT [J]. ARCHIVES OF ENVIRONMENTAL HEALTH, 1966, 12 (02): : 146 - +
- [9] GAENSLER EA, 1975, PROGR RESPIRATORY RE, V8, P223
- [10] JACOBSON GJ, 1972, MED RADIOGR PHOTOGR, V48, P65