共 28 条
[3]
BRUMFITT W, 1957, LANCET, V2, P1306
[4]
CALDER MA, 1971, LANCET, V1, P1156
[5]
CLIFTON MARJORIE, 1955, JOUR HYG, V53, P225
[6]
COONRO JD, 1973, J LAB CLIN MED, V81, P778
[7]
CHRONIC BRONCHITIS - CHANGES IN THE BACTERIAL FLORA OF THE SPUTUM ASSOCIATED WITH EXACERBATIONS AND LONG-TERM ANTIBACTERIAL TREATMENT
[J].
BRITISH JOURNAL OF DISEASES OF THE CHEST,
1961, 55 (01)
:23-29
[8]
CROFTON J, 1970, AM REV RESPIR DIS, V101, P841
[9]
DIXON JMS, 1965, LANCET, V2, P1046
[10]
DORFF GJ, 1971, LANCET, V1, P578