共 18 条
[3]
CASSELL GH, 1983, SEX TRANSM DIS, V10, P294
[4]
Gomez R, 1997, PRETERM LABOR, P85
[6]
HOROWITZ S, 1995, J REPROD MED, V40, P375
[9]
HOROWITZ S, 1994, ISRAEL J MED SCI, V30, P450
[10]
Kenny GE, 1980, MANUAL CLIN MICROBIO, P365