Conn. Gen. Stat. § 20-14q
(a) For purposes of this section:
(c) A patient gives written informed consent when the patient, or if the patient is a minor or lacks the mental capacity to provide informed consent, a parent of the minor or the legal guardian of the minor or adult patient, signs a written document, verified by the patient's treating physician and a witness that, at a minimum:
(P.A. 16-214, S. 1.)