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A user with the appropriate rights can lock or unlock patients, visits, forms, and items. Locking, like freezing, prevents changes in data—either temporarily, during a study, or permanently, at the end of a study. Locked patients, visits, and forms cannot be signed.
After a patient, visit, form, or item is locked, you cannot change the data or issue a query on the data. If a repeating form is locked, no new forms can be added to a visit.
If you lock all the repeating sections and lock the form, you are prevented from adding new repeating sections. If you lock the repeating sections, but do not lock the form, you can still add repeating sections but cannot change anything in the locked sections.
To lock data on the patient, visit, form, or item level:
To unlock data on the patient, visit, form, or item level:
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