Other uses and disclosures of PHI not covered by this Notice or the laws that apply to us will be made only with your written authorization. If you provide us permission to use or disclose PHI about you, you may revoke that authorization, in writing, at any time. If you revoke your authorization, we will no longer use or disclose PHI about you for the reasons covered by your written authorization. You understand that we are unable to retract any disclosures we have already made with your authorization, and that we are required to retain our records of the care or plan operations that was provided to you.