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Subjects
- Parturition1
- Postoperative Complications -- prevention & control1
- Subclavian Artery -- physiopathology1
- Subclavian Artery -- surgery1
- Umbilical Cord1
- Umbilical Cord -- surgery1
- Uterine Retroversion -- surgery1
- Vascular Surgical Procedures1
- Vascular Surgical Procedures -- methods1
- Vascular System Injuries1
- Vertebral Artery -- surgery1