Doroodgar, F. ., Niazi, F. ., Sanginabadi, A. ., Niazi, S. ., Baradaran-Rafii, A. ., Alinia, C. ., … Ghoreishi, M. . Comparative analysis of the visual performance after implantation of the toric implantable collamer lens in stable keratoconus: a 4-year follow-up after sequential procedure (CXL+TICL implantation). BMJ Open Ophthalmology, 2(1), e000090. https://doi.org/10.1136/bmjophth-2017-000090 (Original work published 2017)