4Wimalasundera RC, Trew G, Fisk NM. Reducing the incidence oftwins and triplets. Best Pract Res Clin Obstet Gynaecol, 2003, 17(2) : 309.
5Stone J, Eddleman K, Lynch L, et al. A single center experience with 1 000 consecutive cases of muhifetal pregnancy reduction. Am J Obstet Gynecol, 2002,187(5): 1 163.
6Sebire NJ,Snijders R J, Santiago C,et al. Management of twin pregnancies with fetal trisomies, Br J Obstet Gynecol, 1997,104 ( 2 ) : 220.
2Sebire NJ,Snijders RJ,Santiago C,et al.Management of twin pregnancies with fetal trisomies.Br J Obstet Gynaecol,1997,104:220.
3Boulot P,Vagnal J,Vergnes C,et al. Multifetal reduction of triplets to twins: a prospective comparison of pregnancy outcome. Hum Reprod, 2000,15:1619-1623.
5Newman R,Hamer C ,Miller M. Outpatient triplet management:a contemporary review. Am J Obstet Gynecol,1989,161:547-553.
6Berkowitz RL,Lynch L,Stone J,et al.The current status of multifetal pregnancy reduction. Am J Obstet Gynecol. 1996,174:1265-1272.
7Evans MI,Kramer RL,Yaron Y,et al. What are the ethical and technical problems associated with multifetal pregnancy gestation? Clin Obstet Gynecol, 1998,41:47-54.
8Boulot P,Hedon B,Pelliccia G,et al. The effects of selective reduction in triplet gestations:a comparative study on 80 cases managed with or without this procedure. Fertil Steril, 1993,60:497-503.