Dr. F. Thurston Drake (Boston): You mentioned that the difference in T-stage concerned you for selection bias. The
difference in calcitonin of approximately 400 versus 4,000 suggests the same to me.
How could this bias affect your results?
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Article info
Publication history
Published online: July 18, 2021
Accepted:
April 15,
2021
Identification
Copyright
© 2021 Elsevier Inc. Published by Elsevier Inc. All rights reserved.
