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postage postage
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6 years ago
What is the major drawback of a 24-hour urine collection?
 a. The tests done on a 24-hour urine sample are unreliable.
  b. Preservatives must be used.
  c. Doctors don't know when to order them.
  d. Patient cooperation is essential and is often hard to get.
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ashleyjohnson81ashleyjohnson81
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6 years ago
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postage Author
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6 years ago
Thanks for your help!!
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This helped my grade so much Perfect
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Helped a lot
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