6Caughey AB,Stotland NE,Washington AE,et al.Maternal and obstetric complications of pregnancy are associated with increasing gestational age at term[J].Am J Obstet Gynecol,2007,196(12):151-155. 被引量：1
7Kavanagh J,Kelly A J,Thomas J.Breast stimulation for cervical ripening and induction of labour[J].Cochrane Database Syst Rev,2005,3 (13):92. 被引量：1
8Dowswell T,Kelly A J,Livio S,et al.Different methods for the induction of labour in outpatient settings[J].Cochrane Database Syst Rev,2010,7(20):11. 被引量：1
