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huntz256 huntz256
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6 years ago
How long a drug remains stable and effective for use is known as its
 
  a. half life. b. shelf life.
 c. effective life.
 d. special test life.
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berger58berger58
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6 years ago
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huntz256 Author
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6 years ago
You make an excellent tutor!
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Yesterday
This site is awesome
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2 hours ago
Good timing, thanks!
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