共 15 条
[1]
OBSERVATIONS UPON THE FORM AND RELATIONS OF THE MATERNAL AND FETAL VESSELS IN THE PLACENTA OF THE SHEEP
[J].
ANATOMICAL RECORD,
1946, 94 (04)
:569-595
[4]
CLAPP JF, 1977, GYNECOL OBSTET INVES, V8, P299
[6]
CLAPP JF, 1979, PLACENTAL TRANSFER, P60
[8]
CREASY RK, 1973, FOETAL NEONATAL PHYS, P641
[10]
LEVIN DL, 1978, J PEDIATR, V92, P625