(a) Each hospital and each related institution shall establish:
(1) An advisory committee as provided in this Part IX of this subtitle; and
(2) A written procedure by which the advisory committee shall be convened.
(b) An advisory committee at a related institution may function:
(1) Solely at that related institution;
(2) Jointly with a hospital advisory committee; or
(3) Jointly with an advisory committee representing no more than 30 other related institutions.