7Hebb OO. On the nature of fear[J]. Psychol Rev,1946,53:259 -276.
8Johnson JE:Effects of accurate expectations about sensations on the sensory and distress components of pain[J]. J Personality and Social Psychology. 1973,27: 261 - 275.
9Flynn BJ, Webster GD. Surgical management of the apical vaginal defect[ J ]. Curr Opin Urol,2002,12 (4) :353 - 358.