共 77 条
[12]
CHERVENAK FA, 1984, OBSTET GYNECOL, V64, P86
[13]
CHERVENAK FA, 1995, ULTRASOUND FETAL BRA
[15]
CHUDLEIGH P, 1984, PRENATAL DIAG, V4, P135, DOI 10.1002/pd.1970040207
[16]
COHEN MM, 1982, J PEDIATR-US, V101, P865
[17]
COMSTOCK CH, 1985, J ULTRAS MED, V4, P613
[18]
COMSTOCK CH, 1985, OBSTET GYNECOL, V66, pS25
[19]
COMSTOCK CH, 1991, J ULTRAS MED, V10, P361