Effects of Joint Immobilization on Antigen Induced Arthritis. Surgical Forum of the American College of Surgeons at the Annual Meeting, Chicago,Ill., October 1979.

Clinical Implications of Joint Immobilization in Experimental Arthritis. Semi - Annual Meeting of th Pennsylvania Orthopaedic Society, Hershey, Pa., May, 1979.

A Quantitative Evaluation of Thumb Function After Ulnar Collateral Ligament Repair and Reconstruction. G.D. Hayken, M.D., A.L. Osterman, M.D., F.W. Bora, Jr., M.D. The Fortieth Annual Meeting of the American Association for the Surgery of Trauma. September 18 -20, 1980, Phoenix , Arizona.

Retraction of a Compression Hip Screw After Fracture Healing: A Case Report. G.D. Hayken, M.D., R.M. Glazer, M.D. Annual Alumni Meeting of the Department of Orthopaedic Surgery of The University of Pennsylvania, Philadelphia, Pa., May 2, 1980.

Preservation of the Femoral Head in Avascular Necrosis. G.D. Hayken, M.D., M.E. Steinberg, M.D. Pennsylvania Orthopaedic Society, Bermuda, March, 1981.

Post Traumatic Avascular Necrosis of the Femoral Head : Management. M.E. Steinberg, M.D., G.D. Hayken, M.D., D.R. Steinberg, B.A. Eighth International Symposium of Orthopaedics and Traumatology, Madrid, Spain, October 1981.

Post Traumatic Avascular Necrosis of the Femoral Head: Evaluation. M.E. Steinberd, M.D., G.D. Hayken, M.D. Eighth International Symposium of Orthopaedics and Traumatology, Madrid , Spain, October, 1981.

Evaluation and Management of Avascular Necrosis of the Femoral Head. M.E. Steinberg, M.D., S. E. Tooze, M.D., G.D. Hayken, M.D., C. T. Brighton, M.D., Ph.D. Annual Alumni Meeting of the Department of Orthopaedic Surgery of The University Of Pennsylvania, Philadelphia, Pa., May 1, 1982.

Treatment of Avascular Necrosis of the Femoral Head With Direct Current: A Preliminary Report. M.E. Steinberg, M.D., C.T. Brighton, M.D. Ph.D., G. D. Hayken, M.D., D.R. Steinberg, B.A. Second Annual Meeting of the Bioelectric Repair and Growth Society, Oxford , England, September, 1982.

A New Method for Evaluation and Staging of Avascular Necrosis of the Femoral Head. M.E. Steinberg, M.D., G.D. Hayken, M.D. Third International Symposium on the Circulation in Bone, Toulouse, France, September 23 - 25, 1982.

The " Conservative " Management of Avascular Necrosis of the Femoral Head. M.E. Steinberg, M.D., G.D. Hayken, M.D., D. A. Steinberg, B.A. Third International Symposium on the Circulation in Bone, Toulouse, France, September 23 - 25, 1982.

Treatment of Avascular Necrosis of the Femoral Head With Electrical Stimulation: A Preliminary Report. M.E. Steinberg, M.D., C.T. Brighton, M.D., Ph. D., G.D. Hayken, M.D., S.E. Tooze, M.D., D.R. Steinberg, B.A. Third International Symposium on the Circulation in Bone, Toulouse, France, September 23 - 25, 1982.

Electrical Stimulation for the Treatment of Avascular Necrosis of the Femoral Head. M.E. Steinberg, M.D. C.T. Brighton, M.D., Ph. D., G.D. Hayken, M.D., S.E. Tooze, M.D., D.R. Steinberg, B.A. Fall Meeting of The Pennsylvania Orthopaedic Society, Pittsburgh, Pa., November 12, 1982.

Early Results in the Traetment of Avascular Necrosis of the Femoral Head with Electrical Stimulation. M.E. Steinberg, M.D., C.T. Brighton, M.D., Ph.D., G.D. Hayken, M.D., S.E. Tooze, M.D., D. R. Steinberg, B.A. American Orthopaedic Association Meeting, Hot Springs, Virginia, June 28, 1983.

A New Method for Evaluation and Staging Avascular Necrosis of the Femoral Head. M.E. Steinberg, M.D., G.D. Hayken, M.D., D.R. Steinberg, B.A. Exhibit at the 51st Annual Meeting of the American Academy of Orthopaedic Surgeons, Atlanta, Georgia, February, 1984.

A New Method for Evaluation and Staging Avascular Necrosis of the Femoral Head. M.E. Steinberg, M.D., G.D. Hayken, M.D., D.R. Steinberg, B.A. SICOT, London, England, September 30 to October 5, 1984.

Results of Core Decompression and Grafting, With and Without Electrical Stimulation. M.E. Steinberg, M.D., C. T. Brighton, M.D., Ph.D., A. Corces, M.D., G.D. Hayken, M.D., D. R. Steinberg, M.D., B. Stafford, M.D., S.E. Tooze, M.D., M. Fallon, M.D.
Annual Meeting of the Hip Society, Las Vegas, Nevada, February, 1989.

Low Back Injuries: Recognizing Factors That Will Result in Appropropriate Treatment and Cost Containment. G.D. Hayken, M.D. New Jersey Workman's Comp Update 1997, Princeton, New Jersey, October 20, 1997.

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