Yamada, T. and Demura, S. 2013. Relationship between validity of center of gravity transferring velocities measured by rotary encoder and three-dimensional motion analysis during sit-to-stand movement in the elderly. International Journal of Health. 1, 2 (Jul. 2013), 41–47. DOI:https://doi.org/10.14419/ijh.v1i2.1014.