共 22 条
[1]
BENACERRAF BR, 1988, J REPROD MED, V33, P777
[5]
CULLEN MT, 1989, J ULTRAS MED, V8, P565
[6]
CULLEN MT, 1990, IN PRESS PRENAT DIAG
[7]
CURTIS JA, 1988, J ULTRAS MED, V7, P97
[8]
EXALTO N, 1985, J CLIN ULTRASOUND, V13, P655
[9]
GEMBRUCH U, 1990, OBSTET GYNECOL, V75, P496
[10]
GRAY DL, 1989, J ULTRAS MED, V8, P255