共 14 条
[3]
AXEMO P, 1985, THESIS ACTA U UPPSAL
[5]
CURBELO V, 1981, OBSTET GYNECOL, V57, P473
[6]
DAIKOKU NH, 1981, OBSTET GYNECOL, V58, P417
[8]
MINKOFF H, 1983, OBSTET GYNECOL, V62, P137
[9]
Naeye R.L., 1983, RISK FACTORS PREGNAN
[10]
ROSS SM, 1982, S AFR MED J, V61, P905