Immune System Crossword Puzzle Project

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Across
  1. 4. pandemic
  2. 6. system epidemic
  3. 8. disease antibodies
  4. 9. epidemiologist
Down
  1. 1. B cells
  2. 2. T cells
  3. 3. disease antigens
  4. 5. lymphocytes
  5. 7. system endemic