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asteriskek asteriskek
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6 years ago
What is the average lifespan of biologic and mechanical heart valve replacements?
 a. 1 to 5 years
  b. 5 to 10 years
  c. 10 to 15 years
  d. indefinite
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bronsonbronson
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6 years ago
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asteriskek Author
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6 years ago
Thank you so much for the answer
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