The Knee Society will hold its interim meeting, Sept. 26-27, in Cleveland, Ohio. Following the meeting, the society will offer its "Total Knee Review Course" on Sept. 28. For registration information, contact the Knee Society office at (847) 698-1693 . . . The North American Spine Society will hold its eleventh annual meeting, Oct. 23-26, in Vancouver, B.C., Canada. Registration information is available by contacting the NASS office at (847) 698-1630 . . . The Orthopaedic Rehabilitation Association will hold its sixth annual meeting, May 3-4, in Hartford, Conn. Harry Gossling, MD, is program chairman. Contact: Mary Bizzell, ORA, 2020 Peachtree Rd., N.W., Atlanta, Ga. 30309, (404) 350-7353 . . . The annual scientific meeting of the Spine Society of Australia will be held Sept. 13-16 in Queensland, Australia. Contact: Moller Consulting, P.O. Box 226, Aspley QLD 4034, Australia, (phone) 617 3350 5133 or (fax) 617 3350 5889.