1. Atlantic Health, Overlook Hospital, Summit, NJ, USA; Clinical Professor, UMDNJ – New Jersey Medical School, Newark, NJ, USA
2. Westside Family Medical Center, P.C., Kalamazoo, MI, USA
3. Non-Surgical Orthopaedics, P.C., Atlanta, GA, USA
4. Cephalon, Inc., Frazer, PA, USA
5. The George Washington University Medical Center, Washington, DC, USA