共 6 条
- [1] ALLAN FD, 1954, ANAT REC, V118, P276
- [2] ARNULF G, 1939, PRESSE MED, V2, P1635
- [3] BARCLAY AE, 1945, FOETAL CIRCULATION
- [4] BARCROFT J, 1938, J PHYSIOL-LONDON, V92, P1
- [5] BOYD JD, 1940, J ANAT, V75, P457
- [6] BOYD JD, 1937, J ANAT, V72, P146