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- [5] MYELOGRAPHIC SIGN OF BRACHIAL PLEXUS AVULSION JOURNAL OF BONE AND JOINT SURGERY-AMERICAN VOLUME, 1954, 36-A (01): : 113 - 118
- [8] Another “double bubble” sign or “double bladder” sign: fetal intra-abdominal umbilical vein varix Journal of Medical Ultrasonics, 2011, 38 : 243 - 245