共 8 条
[1]
ANTHONISEN P, 1964, ACTA MED SCAND, V175, P715
[2]
BATEMAN JRM, 1979, LANCET, V1, P294
[6]
NEWTON DAG, 1978, LANCET, V2, P228
[7]
Tecklin J S, 1975, Phys Ther, V55, P1081
[8]
1974, AM REV RESPIR DIS 2, V110, P1