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In every case, it is always possible to determine whether an Item was collected manually or by means of a device integration.
Additional Notes
In certain scenarios, a user may invoke a device multiple times on a form prior to save. Each successful invocation will bring in the latest values from the device into the form.
In order for a user to change any Item values associated with device parameters in the form, the user must unlock the item group and record an annotation.
How do I know if data is a calculated or derived rather than entered by hand?
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