共 28 条
[1]
BAKER CJ, 1983, INFECT DIS, P820
[3]
BOYER MM, 1986, N ENGL J MED, V314, P1665
[8]
GIBBS RS, 1981, OBSTET GYNECOL, V57, P277
[10]
GIBBS RS, 1985, REV INFECT DIS, V7, pS690