共 32 条
[2]
AHMED T, 1985, CHEST, V88, pS142
[4]
CARPENTER N, 1986, AM REV RESPIR DIS, V133, pA14
[7]
Conover WJ, 1980, PRACTICAL NONPARAMET, P299
[8]
COX J S G, 1971, British Journal of Diseases of the Chest, V65, P189, DOI 10.1016/0007-0971(71)90028-3
[9]
D'BROT J, 1987, American Review of Respiratory Disease, V135, pA312