Umbilical cord - Wikipedia

Hernia - Wikipedia

Development of the umbilical cord: Video & Anatomy

What Is an Umbilical Cord?

What is the Umbilical Cord? - Definition & Function - Lesson

Once the umbilical cord is cut and mother and baby are separated, where does the cord go? What happens to it? - Quora

5 Ways to Cut the Umbilical Cord of a Baby - wikiHow

cord - Wiktionary, the free dictionary

What is the difference between placenta and umbilical cord? - Quora

File:Tying Umbilical Cord.jpg - Wikimedia Commons

What prevents fetuses of animals that have large litters (such as dogs) from becoming tangled in each other's umbilical cords in utero and at birth? - Quora

What is the difference between placenta and umbilical cord? - Quora

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