Lelard, Thierry Effects of a 12-week Tai Chi Chuan program versus a balance training program on postural control and walking ability in older people. [electronic resource] - Archives of physical medicine and rehabilitation Jan 2010 - 9-14 p. digital Publication Type: Journal Article; Randomized Controlled Trial ISSN: 1532-821X Standard No.: 10.1016/j.apmr.2009.09.014 doi Subjects--Topical Terms: AgedAged, 80 and overFemaleHumansMaleOccupational TherapyPostural BalanceTai JiWalking