A site coordinator discovers that a lab value was entered incorrectly in the eCRF three weeks ago. What is the FIRST step to correct this?
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A
Delete the entry and re-enter the correct value
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B
Contact the sponsor's data management team before making any changes
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C
Create an audit trail entry explaining the error, then correct the value without notifying anyone
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D
Cross out the error in the paper source, initial, date, and enter the correct value with reason for change