10 GCA § 91106
Revocation of Declaration
View official PDF ↗(a)A declarant may revoke a declaration at any time and in any manner, without regard to the declarant's mental or physical condition. A revocation is effective upon its communication to the attending physician or other health care provider by the declarant or a witness to the revocation.
(b)The attending physician or other health care provider shall make the revocation a part of the declarant's medical record.
Reconstructed from the Guam Code Annotated. For the authoritative version, see the official PDF.