Claire Johnson, DC, MSEd, PhD1, Bart Green, DC, MSEd, PhD2, Lori Byrd, MS3, Michael Clay Jr., DC, MPH4, Kim Khauv, DC, MPH5, Dana Madigan, DC, MPH, PhD6, Mitchell Haas, DC, MA7, John Hyland, DC, MPH8 and Michael Haneline, DC, MPH9
(1)National University of Health Sciences, Escondido, CA, (2)National University of Health Sciences, CA, (3)Palmer College of Chiropractic, Davenport, IA, (4)Naval Hospital Camp LeJeune, Camp LeJeune, NC, (5)Naval Medical Center San Diego, San Diego, CA, (6)National University of Health Sciences, Lombard, IL, (7)University of Western States, Portland, OR, (8)National Board of Chiropractic Examiners, Greeley, CO, (9)Universtiy of Western States, Portland, OR