共 11 条
[2]
[Anonymous], 1987, Int J Gynecol Obstet
[3]
Ayres-de Campos D, 2000, J Matern Fetal Med, V9, P311
[6]
AYRESDECAMPOS D, 2007, BRIT J OBSTET GYNAEC, V114, P1446
[8]
NEILSON JP, 2006, COCHRANE DATABASE SY
[9]
PANETH N, 1993, CLIN INVEST MED, V16, P159
[10]
Parer JT, 1997, AM J OBSTET GYNECOL, V177, P1385