共 28 条
[21]
LOFDAHL CG, 1984, EUR J RESPIR DIS, V65, P69
[22]
MORRISON SJ, 1983, STEROIDS ASTHMA REAP, P193
[25]
SIEGEL CS, 1979, N ENGL J MED, V300, P986
[26]
SOKAL RR, 1969, BIOMETRY, P337
[28]
1979, LANCET, P589