Blum, Bernhard M., Daniel Kirchhoff, Alexander Bickmann, Oliver Ehrt, Andreas Straube, and Thomas Eggert. “Heterophoria: Vergence Stability and Visual Acuity After Asymmetric Saccades”. Journal of Eye Movement Research 5, no. 5 (October 30, 2012). Accessed July 19, 2024. https://bop.unibe.ch/JEMR/article/view/2347.