With just a few clicks, you can link a subject to their Medical Record Number (MRN) in preparation to import their EHR data, removing the need for redundant data entry.

1. Link a new subject
   1. Start on the Subjects page.
   2. Select Add Subject.
      The Add Subject dialog window opens.
   3. If you are associated with more than one site, make the appropriate selection from the Site dropdown.
   4. If you want to link the subject, enter the subject's Medical Record Number (MRN), then select Next. If you do not want to link them, select Add Subject.
      For linked subjects, the full name, date of birth, gender, city, and state are displayed.
   5. Select Add Subject.
      The Subject History side panel displays Linked to EHR along with the associated date and time.
   You can import EHR data once you've linked your subject. For more information, see Import Electronic Health Record (EHR) data.
2. Link an existing subject
   1. Start on the Subjects page.
   2. Select the checkbox to the left of the subject you want to link.
   3. From the Manage Subjects dropdown, select Link EHR Patient.
      The Link EHR Patient dialog window opens.
   4. Enter the subject's MRN and select Next.
      The full name, date of birth, gender, city, and state of the linked subject are displayed.
   5. Select Link.
      The Subject History Side Panel displays Linked to EHR along with the associated date and time.
   You can import EHR data once you've linked your subject. For more information, see Import Electronic Health Record (EHR) data.
3. Unlink a subject

   Previously imported EHR data remains in the study if you unlink a subject. If necessary, you can clear or delete it. You can also modify imported data, as long as you are assigned to a study role that includes the Manually Update EHR Imported Data permission.

   1. Start on the Subjects page.
   2. Select the checkbox to the left of the subject you want to unlink.
   3. From the Manage Subjects dropdown, select Remove EHR Link.
      The Unlink EHR Patient dialog window opens, asking that you confirm the action.
   4. Select Confirm.
      The Subject History Side Panel displays Unlinked from EHR along with the associated date and time.
4. Address an incorrectly linked subject
   1. Follow the steps above to unlink the subject.
   2. Did you import any EHR data when the subject's link was incorrect? If so, you can manually clear it.
   3. If applicable, follow the steps above to link a new or existing subject.

• How do subject events affect a linked subject?
  Learn how Oracle Clinical One Platform subject events like screen fail, subject transfer, and subject lock impact a subject linked for EHR data import.