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Home Q & A Board Biology-Related Homework Help Medicine Immunology
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kay20213 kay20213
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6 years ago
Controls for a skin test for allergy include
 
  a. a ppd reaction and saline
  b. a ppd reaction and histamine
  c. a ppd reaction and a tine test
  d. saline and histamine
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alex12098alex12098
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6 years ago
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