HOUSTON -- A woman was forced to ask her doctor an unimaginable question: where's my belly button? "I went in with the belly button and I'd like to know what you did with it? What happened to it? Did ...
Scientists have discovered a hidden fibrous sheath beneath the belly button that explains why navels stay concave for life.
Scientists have discovered a new abdominal structure called the umbilical sheath, which anchors the remnant of the umbilical ...
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