共 6 条
[1]
BRODSKY I, 1939, MED J AUSTRALIA, V2, P795
[2]
CALLEN PW, 1983, ULTRASONOGRAPHY OBST, P101
[3]
CIMINO CHV, 1962, RADIOLOGY, V79, P942
[4]
Paterson SJ, 1944, J OBSTET GYN BR COMM, V51, P330
[5]
WARKANY J, 1965, ARCH PATHOL, V79, P65
[6]
WARKANY J, 1971, CONGENITAL MALFORMAT, P234