Injection Crossword

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Across
  1. 2. metal piece that goes in
  2. 6. killed bacteria/virus injection
  3. 7. injection in skin
  4. 9. moves medicine in and out
Down
  1. 1. injection in muscle
  2. 3. injection in vein
  3. 4. whole virus injected
  4. 5. size of needle
  5. 8. main part of injector