American Academy of Orthopaedic Surgeons / American Association of Orthopaedic Surgeons http://www.aaos.org Arthroscopy Association of North America http://www.aana.org The American Orthopaedic Society for Sports Medicine http://www.aossm.org Stryker/Howmedica/Osteonics - Maker of total joint replacements used by Dr. Schmitz http://www.howost.com Merle West Medical Center http://www.mwmc.org Arthrex - products and educational services for Orthopaedic Surgeons & patients http://www.arthrex.com eMedicine - Instant access to the minds of medicine http://www.emedicine.com