共 49 条
[45]
TRILLA A, 1993, INFECT CONT HOSP EP, V14, P29
[46]
VENEZIA RA, 1992, INFECT CONT HOSP EP, V13, P472, DOI 10.1086/646575
[48]
WALTER CW, 1963, JAMA-J AM MED ASSOC, V186, P908