共 8 条
[2]
CARBONNE B, 1993, OBSTET GYNECOL, V81, P90
[4]
FENKEL K, 1991, OBSTET GYNECOL, V77, P331
[6]
NISHIDA H, 1996, PERINAT MED S, V26, P320
[7]
Parazzini F, 1998, BRIT J OBSTET GYNAEC, V105, P718