Song, Q., Zhang, Q., Xu, R., Ma, M., Zhao, X., Shen, G., . . . Wang, Y. (2014). Effect of Tai-chi exercise on lower limb muscle strength, bone mineral density and balance function of elderly women. e-Century Publishing Corporation.

Song, Qing-Hua, Quan-Hai Zhang, Rong-Mei Xu, Ming Ma, Xin-Ping Zhao, Guo-Qing Shen, Yan-Hua Guo, et Yi Wang. Effect of Tai-chi Exercise On Lower Limb Muscle Strength, Bone Mineral Density and Balance Function of Elderly Women. e-Century Publishing Corporation, 2014.

Song, Qing-Hua, et al. Effect of Tai-chi Exercise On Lower Limb Muscle Strength, Bone Mineral Density and Balance Function of Elderly Women. e-Century Publishing Corporation, 2014.