Science and Medicine
Gaspare Aselli (or Asellio) (c. 1581 – 9 September 1625) was an Italian physician noted for the discovery of the lacteal vessels of the lymphatic system. Aselli discovered (or rediscovered) the chylous vessels, and studied systematically the significance of these vascular structures.
Equine influenza.
2009 swine flu pandemic timeline.
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