1Embree JE, Vernon MW, Drauce W, et al. Placental infection with mycoplasma hominis and ureaplasma urealytictun clinical carrelation. Obstet Gynecol, 1980,56(4) :475.
2Waites KB, Crousw Dr, Cassell GH. Systemic neonatal infection due to ureaplasma urealylieum. Clin Infect Dis, 1993, 17(Suppl 1) :S131.
3Sweet RL,Gibbs RS.Infectious diseases of the female genital tract[M].Baltimore:Lippincott Williams & Wilkins,4thed.2001:57.
4World Health Organization.Global prevalence and incidence of selected curable sexually transmitted disease:overview and astimates[M].Geneva,Switzerland:World Health Organization,1999:8.