共 36 条
[21]
KAJII T, 1963, LANCET, V2, P889
[22]
IMPROVED VISUALIZATION OF UMBILICAL VESSELS
[J].
AMERICAN JOURNAL OF DISEASES OF CHILDREN,
1967, 113 (03)
:363-&
[23]
LENOSKI EF, 1962, CAN MED ASSOC J, V87, P1229
[24]
LEWIS AJ, 1962, LANCET, V1, P866
[25]
LITTLE WA, 1961, OBSTET GYNECOL, V17, P695
[26]
LYON FA, 1960, OBSTET GYNECOL, V16, P719
[27]
MOESTRUP JK, IN PRESS
[28]
MOLZ G, 1965, HELV PAEDIATR ACTA, V20, P403
[29]
PAPADATOS C, 1965, OBSTET GYNECOL, V26, P367
[30]
PECKHAM CH, 1965, OBSTET GYNECOL, V26, P359