DOI: 10.1055/s-00000089

Ultraschall in der Medizin - European Journal of Ultrasound

References

Sepulveda W, Shennan AH, Bower S. et al.
True knot of the umbilical cord: a difficult prenatal ultrasonographic diagnosis.

Ultrasound Obstet Gynecol 1995;
5: 106-108

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