2. As used in this act:
"Patient" means a person 18 years of age and older who is being involuntarily assessed or treated in a screening service or who has been involuntarily committed to a short-term care facility in accordance with the provisions of P.L.1987, c.116 (C.30:4-27.1 et seq.).
"Screening service" means a "screening service" as defined in section 2 of P.L.1987, c.116 (C.30:4-27.2), and includes psychiatric emergency services which are funded by the Division of Mental Health and Hospitals in the Department of Human Services and are affiliated with a screening service.
"Short-term care facility" means a "short-term care facility" as defined in section 2 of P.L.1987, c.116 (C.30:4-27.2).