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Physical examination of a healthy newborn revealed a four-vessel umbilical cord (figure 1). At the placental cord insertion site only three vessels were seen. The routine prenatal ultrasonography did not show any abnormalities. The newborn had no dysmorphic features.
During the early …
Contributors MSWQ conceived the paper and reviewed the literature. JMTD critically revised the manuscript. Both approved the final version of the manuscript.
Competing interests None.
Provenance and peer review Not commissioned; internally peer reviewed.