5 Things You Didn't Know About Your Belly Button | HowStuffWorks
11 Amazing Facts About Navels
Umbilical Hernia | Johns Hopkins Medicine
What Are Signs of Umbilical Cord Problems? - Brown Trial Firm
Kids News Explainer: What is a belly button and why does it look like it does? | KidsNews
Strange but true: Babies born with no belly button | BabyCenter
Umbilical Hernia in Adults & Babies: Causes, Treatment, Surgery
What is the male belly button for? - Quora
Understanding The Umbilical Cord - Cells For Life
What can you do with an umbilical cord? - BBC News
What is the male belly button for? - Quora
:background_color(FFFFFF):format(jpeg)/images/article/en/umbilical-artery/a1dv25uodME8Io7y2dEpA_pgOFOniosFvo3tDaBiD9A_6umbilical_artery_magnified.png "Umbilical artery: Anatomy, branches, supply | Kenhub"){kind=logo}
Umbilical artery: Anatomy, branches, supply | Kenhub
physiology - What happens to our umbilical cord internally as we age? - Biology Stack Exchange
The Invasion of the Placenta
Umbilical cord - Wikipedia
Why do men get belly button fluff but women don't? - Quora
A close up of a newborn males umbilical cord with clamps in place just after the cord had been cut Stock Photo - Alamy
Umbilical Cord Facts - 10 Interesting Facts | BellyBelly
I've always wondered: what's behind the belly button?
From Pregnancy to Birth: A Guide to Umbilical Cord Health
Umbilical hernias are common and often don't need surgery
What is the umbilical cord? | BabyCenter
Umbilical cord hi-res stock photography and images - Alamy
