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anatomists and medical students studying the thorax
which fixes atmospheric carbon dioxide into sugar
Orion necklace | gold vermeil
infectious disease pharmacists exploring phage-based therapeutics
No other marine fossil group covers the Mesozoic with the same precision
circle of Willis necklace | silver meta-catalog anatomists and medical students studyingCircle of Willis necklace sterling silver If you have trained on stroke protocols, you know the circle of Willis before you know most other brain anatomy. The arterial ring at the base of the brain that provides collateral perfusion when one vessel is blocked. Thomas Willis described it in 1664, and it remains the key to understanding why some strokes are catastrophic and others are survivable. The Science Behind the Circle of Willis The circle of
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