共 17 条
[2]
DATTA NAOMI, 1960, JOUR HYG, V58, P229
[4]
DUPPRE M, 1975, ZBL BAKT MIK HYG B, V160, P551
[5]
LITSKY BY, 1968, AM J PUBLIC HLTH, V58, P3
[6]
Meers PD, 1981, J HOSPITAL INFECTI S, V2, P1, DOI DOI 10.1016/S0195-6701(81)80003-5
[7]
OJAJARVI J, 1974, ZENTRALBLATT BAKTE B, V158, P478
[8]
PALMER SR, 1981, LANCET, V1, P881
[10]
SCOTT E, 1981, THESIS U LONDON