Comparison of the Clinical Effects of Open and Closed Chain Exercises after Medial Patellofemoral Ligament Reconstruction. Zhang F, Wang J and Wang F. J Phys Ther Sci. 2014 Oct; 26(10): 1557–1560.
The Effect of Open and Closed Kinetic Chain Exercises on Dynamic Balance Ability of Normal Healthy Adults. Kwon YJ, Park SJ, Jefferson J and Kim K. J Phys Ther Sci. 2013 Jun; 25(6): 671–674.