共 6 条
[2]
BLACKLOCK HA, 1980, LANCET, V1, P993
[3]
BROVIAC JW, 1973, SURG GYNECOL OBSTET, V136, P602
[4]
FILLER RM, 1970, PEDIATRICS, V46, P456
[5]
HICKMAN RO, 1979, SURG GYNECOL OBSTET, V148, P871