Sec. 7. (a) A patient must sign an application if the patient is medically able to sign.
(b) If a patient is medically unable to sign an application, the patient's next of kin or a legal representative, if available, may sign the application.
(c) If no person under subsections (a) and (b) is able to sign the application to file a timely application, a provider's representative may sign the application instead of the patient.