8Arulkumaran S,Symonds IM.Psychosocial support of active management of labor or both to improve the outcome of labor.Br J Obstet & Gynecol,1999,106(7):617-619.
9汪向东 等.心理卫生评定量表手册(增订版)[Z].,1999 12.286-287.
10Kennell K.How a Doula can help you have a shorter,easier and healthier birth.Mothering the Mother,1993.98