共 18 条
[1]
BARSS VA, 1984, OBSTET GYNECOL, V64, P608
[2]
BERNSTEIN J, 1978, PEDIATRIC KIDNEY DIS, V2, P547
[3]
CALLEN PW, 1983, J ULTRAS MED, V2, P309
[10]
KROOVAND RI, 1979, TXB PEDIATRICS, P1568