Sefton, PhD, A.T.C., C.M.T., JoEllen M., et al. “Six Weeks of Massage Therapy Produces Changes in Balance, Neurological and Cardiovascular Measures in Older Persons”. International Journal of Therapeutic Massage & Bodywork, vol. 5, no. 3, Aug. 2012, pp. 28-40, doi:10.3822/ijtmb.v5i3.181.