1. Albert Einstein College of Medicine, Bronx, NY, USA (YJ)
2. Duke University School of Medicine, Durham, NC, USA (RS)
3. Michigan State University College of Osteopathic Medicine, East Lansing, MI, USA (EU)
4. Rowan-Virtua School of Osteopathic Medicine, Stratford, NJ, USA (AO)
5. Texas A&M University School of Medicine, Bryan, TX, USA (SS)
6. Spaulding Rehabilitation Hospital, Charlestown, MA, USA (BF)