共 10 条
[3]
MOSBERG LJ, 1984, OBSTET GYNECOL, V64, P60
[4]
NAGEOTTE MP, 1985, AM J OBSTET GYNECOL, V153, P557, DOI 10.1016/0002-9378(85)90473-9
[7]
OGITA S, 1984, LANCET, V1, P1330