Rouse, M., Borsting, E., Mitchell, L., Cotter, S., Kulp, M., Scheiman, M., et al. (2009). Validity of the convergence insufficiency symptom survey: a confirmatory study. Optometry And Vision Science , 86(4), 357-63. 10.1097/OPX.0b013e3181989252(Original work published 2009)
