Asper, L. J., Leung, A., Tran, C. , Suttle, C. M. & Watt, K.view all authors (2015). The Effects of Vertical Yoked Prism on Horizontal Heterophoria. Optometry and Vision Science, 92(10), pp. 1016-1020. doi: 10.1097/OPX.0000000000000686
