No difference in the functional improvements between unilateral and bilateral total knee replacements oleh Yu-Hao Huang, Chin Lin, Jia-Hwa Yang, Leou-Chyr Lin, Chih-Yuan Mou, Kwo-Tsao Chiang, Man-Gang Lee, Hsien-Feng Chang, Hsueh-Lu Chang, Wen Su, Shih-Jen Yeh, Hung Chang, Chih-Chien Wang, Sui-Lung Su