Medical information disclosed to a county social worker, probation officer, or anyone who is legally authorized to have custody or care of a minor shall not be further disclosed by the recipient unless the disclosure is for the purpose of coordinating health care services and medical treatment of the minor and the disclosure is authorized by law. Medical information thus disclosed may not be admitted into evidence in any criminal or delinquency proceeding against the minor. But identical evidence obtained through other lawful means (i.e.