8Hoffer MC, Charlier C, Giacalone PL, et al. Evaluation of combinnation RU 486 - laminaria tents_misoprostol_peridural anesthesia in second and third trimester induced abortions. J Gynecol Obstet Biol Reprod,1998,27( 1 ) :83 - 86.
9Le Roux PA, Pahal GS, Hoffman L, et al. Second trimester termination of pregnancy for fetal anomaly or death:comparing mifepristone/misoprostol to gemeprost. Eur J Obstet Gynecol Reprod Biol,2001,95( 1 ) :52 -54.
10Manabe Y,Manabe A,Takahashi A.F prostaglandin levels in amniotic fluid during balloon-induced cervical softening and labor at term.Prostaglandins,1982,23 (2):247 - 256.